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|
| Name | Pos | Team | Age | DOB | POB | Nationality | Bats | Throws | Height | Weight | Salary |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MacAlister, David | SP | South Carolina Bombers | 20 | 02/14/2006 | Read | ENG | Right | Right | 6' 0" | 175 lbs | - |
| MacAlister, Paul | SP | South Carolina Bombers | 19 | 09/28/2007 | Tamworth | ENG | Right | Right | 6' 6" | 200 lbs | - |
| MacAlonie, Rhys | CF | Havana Stogies | 25 | 01/21/2001 | Bath | ENG | Left | Right | 6' 3" | 210 lbs | - |
| MacDougall, Adam | SP | San Diego Hops | 19 | 06/22/2007 | Ashton-under-Lyne | ENG | Right | Right | 6' 0" | 175 lbs | - |
| Macías, José | SP | Seattle Sasquatch | 21 | 06/23/2005 | Santiago | CHI | Left | Right | 6' 2" | 185 lbs | - |
| Macías, Juan | SP | Mile High Mustangs | 24 | 01/28/2002 | El Alto | BOL | Left | Left | 6' 2" | 185 lbs | - |
| Macías, Ramón | SS | Portland Beavers | 19 | 08/30/2007 | Rubio | VEN | Right | Right | 6' 2" | 185 lbs | - |
| MacIlraith, Ben | SP | Mile High Mustangs | 21 | 12/20/2005 | Bristol | ENG | Left | Right | 6' 1" | 170 lbs | - |
| MacInroy, Mike | SP | Brooklyn Black Knights | 22 | 03/05/2004 | Balch Springs | USA | Left | Left | 6' 1" | 180 lbs | $500,000 |
| MacIvor, Robert | SS | Jacksonville Jacks | 22 | 12/12/2004 | London | ENG | Left | Right | 5' 11" | 180 lbs | - |
| Mackley, Kane | SS | Free Agent | 20 | 07/16/2006 | Leicester | ENG | Right | Right | 6' 3" | 190 lbs | - |
| MacLellan, Rick | RP | Mile High Mustangs | 23 | 06/12/2003 | Coquitlam | CAN | Right | Right | 6' 3" | 200 lbs | - |
| MacNab, Josh | RP | Free Agent | 18 | 04/19/2008 | Warrington | ENG | Left | Left | 6' 7" | 200 lbs | - |
| MacPartland, Andrew | RF | South Carolina Bombers | 19 | 08/05/2007 | London | ENG | Left | Left | 6' 0" | 190 lbs | - |
| MacRuer, Taylor | SP | San Francisco Earthquakes | 19 | 01/09/2007 | Salisbury | ENG | Right | Right | 6' 0" | 170 lbs | - |
| Maddock, Andre | C | San Francisco Earthquakes | 19 | 07/22/2007 | Norton-Radstock | ENG | Right | Right | 6' 0" | 190 lbs | - |
| Maddock, Neil | CF | Cabo San Lucas Toreros | 17 | 05/31/2009 | London | ENG | Right | Right | 6' 0" | 175 lbs | - |
| Madeley, Bill | SP | Dallas Texans | 24 | 03/03/2002 | Aylesbury | ENG | Right | Right | 6' 3" | 210 lbs | - |
| Madhubuti, Rami | SP | Las Vegas Gamblers | 17 | 03/09/2009 | Parys | RSA | Right | Right | 6' 2" | 175 lbs | - |
| Madrid, Francisco | C | Las Vegas Gamblers | 24 | 07/27/2002 | Ciudad Guayana | VEN | Right | Right | 6' 1" | 195 lbs | - |
| Madrigal, Ignacio | SS | Seattle Sasquatch | 22 | 09/06/2004 | Chanchamayo | PER | Right | Right | 5' 9" | 165 lbs | - |
| Madrigal, Manuel | CF | San Francisco Earthquakes | 19 | 09/17/2007 | Anaco | VEN | Right | Right | 6' 4" | 190 lbs | - |
| Maekawa, Norinaga | SP | Las Vegas Gamblers | 21 | 12/28/2005 | Kochi | JPN | Right | Right | 5' 11" | 170 lbs | - |
| Maekawa, Senichi | C | Minnesota Berserkers | 27 | 08/06/1999 | Kurashiki | JPN | Right | Right | 6' 3" | 235 lbs | - |
| Maekawa, Tomiji | SP | Las Vegas Gamblers | 23 | 01/23/2003 | Yokohama | JPN | Right | Right | 6' 0" | 185 lbs | - |
| Maes, José | SS | Quebec Armada | 17 | 11/28/2009 | Unknown | CRC | Switch | Right | 6' 0" | 170 lbs | - |
| Magee, Chris | SS | Las Vegas Gamblers | 31 | 07/20/1995 | Lake Lotawana | USA | Left | Right | 6' 0" | 230 lbs | $900,000 |
| Magor, Sam | C | Seattle Sasquatch | 19 | 01/30/2007 | Chester | ENG | Right | Right | 6' 5" | 200 lbs | - |
| Magsi, Ebrahim | 3B | So Cal Republic | 24 | 09/21/2002 | Unknown | PAK | Right | Right | 6' 3" | 200 lbs | $4,000,000 |
| Mahé, Didier | RP | Free Agent | 27 | 10/15/1999 | Unknown | HAI | Left | Right | 6' 2" | 215 lbs | - |
| Mai, Son | RP | Maple Marauders | 26 | 08/20/2000 | Unknown | MYA | Switch | Right | 5' 9" | 190 lbs | $900,000 |
| Mai, Tuan | SP | Jersey Jesters | 25 | 09/14/2001 | Unknown | THA | Right | Right | 6' 7" | 235 lbs | $500,000 |
| Mailes, Everton | RP | Mile High Mustangs | 23 | 11/23/2003 | London | ENG | Right | Right | 6' 4" | 210 lbs | $500,000 |
| Main, Bruce | SP | South Carolina Bombers | 18 | 12/09/2008 | Melbourne | AUS | Switch | Right | 6' 2" | 180 lbs | - |
| Maitan, Basilio | SP | Quebec Armada | 20 | 09/20/2006 | Barquisimeto | VEN | Right | Left | 6' 2" | 185 lbs | - |
| Majoo, Harsha | RP | Maple Marauders | 24 | 04/24/2002 | Pune | IND | Right | Right | 6' 3" | 185 lbs | $500,000 |
| Mak, Yuan | RP | Havana Stogies | 31 | 03/21/1995 | Kaohsiung | TPE | Left | Left | 6' 4" | 240 lbs | $1,300,000 |
| Makino, Koryusai | SP | Mile High Mustangs | 18 | 01/01/2008 | Sapporo | JPN | Left | Left | 6' 4" | 200 lbs | - |
| Makino, Motoki | SP | Mile High Mustangs | 23 | 06/28/2003 | Maebashi | JPN | Left | Left | 6' 1" | 195 lbs | - |
| Malatestiano, Tommaso | SP | Free Agent | 22 | 06/01/2004 | Fondi | ITA | Right | Right | 6' 2" | 190 lbs | - |
| Maldanoda, Vicente | CF | Quebec Armada | 17 | 10/18/2009 | Unknown | NCA | Switch | Right | 6' 3" | 185 lbs | - |
| Maldonado, Albert | RP | Free Agent | 24 | 08/08/2002 | Maturín | VEN | Right | Right | 5' 11" | 165 lbs | - |
| Maldonado, António | SS | Mile High Mustangs | 23 | 04/17/2003 | Valencia | VEN | Right | Right | 6' 1" | 180 lbs | - |
| Maldonado, Fernando | 2B | So Cal Republic | 17 | 04/21/2009 | Managua | NCA | Left | Right | 6' 1" | 175 lbs | - |
| Maldonado, Jesús | LF | Free Agent | 24 | 02/08/2002 | Maturín | VEN | Left | Right | 6' 3" | 220 lbs | - |
| Maldonado, José | SP | Quebec Armada | 18 | 06/01/2008 | Medellín | COL | Right | Right | 6' 5" | 195 lbs | - |
| Maldonado, José | SP | Washington Wildcats | 17 | 09/27/2009 | Unknown | NCA | Right | Right | 6' 3" | 180 lbs | - |
| Maldonado, Luis | SS | Mile High Mustangs | 20 | 07/14/2006 | Medellín | COL | Right | Right | 6' 5" | 195 lbs | - |
| Malfeito, Allvaro | SP | San Francisco Earthquakes | 23 | 06/03/2003 | Maracaibo | VEN | Right | Right | 6' 6" | 220 lbs | - |
| Maljaars, Dobbe | 2B | Cabo San Lucas Toreros | 18 | 02/03/2008 | Heemstede | NED | Right | Right | 6' 3" | 185 lbs | - |
| Mallinson, Paul | 1B | New York Mafia | 24 | 09/13/2002 | Great Malvern | ENG | Right | Left | 5' 11" | 205 lbs | - |
| Man, Qing-lai | SP | Jersey Jesters | 25 | 07/03/2001 | Changhwa | TPE | Right | Right | 6' 1" | 175 lbs | - |
| Manas, Atamas | SS | Kansas City Tornadoes | 26 | 12/22/2000 | Unknown | IND | Right | Right | 6' 3" | 215 lbs | $800,000 |
| Manasi, Ekagra | RP | Cabo San Lucas Toreros | 26 | 12/08/2000 | Unknown | BAN | Right | Right | 6' 9" | 230 lbs | $990,000 |
| Mancelos, Valentin | CF | Duke City Danger | 22 | 05/20/2004 | Osasco | BRA | Right | Right | 6' 0" | 170 lbs | - |
| Mander, Ronald | SP | Jersey Jesters | 19 | 06/07/2007 | Oswaldwistle | ENG | Right | Right | 6' 4" | 190 lbs | - |
| Manglorkar, Abalendu | 2B | Georgia Grays | 26 | 11/06/2000 | Unknown | IND | Left | Right | 5' 9" | 185 lbs | $2,000,000 |
| Manley, Kian | LF | Quebec Armada | 24 | 01/06/2002 | London | ENG | Right | Left | 5' 10" | 180 lbs | - |
| Mannini, Raúl | SP | Minnesota Berserkers | 23 | 04/20/2003 | Puerto la Cruz | VEN | Right | Right | 5' 11" | 175 lbs | - |
| Mansi, Flavio | RP | Free Agent | 25 | 05/04/2001 | Ciudad Guayana | VEN | Left | Left | 6' 2" | 195 lbs | - |
| Manstein, Jost | RP | Free Agent | 23 | 10/29/2003 | Bremen | GER | Switch | Right | 6' 6" | 210 lbs | - |
| Manuel, Orlando | SS | Montreal Bandits | 17 | 12/15/2009 | Unknown | NCA | Right | Right | 6' 1" | 170 lbs | - |
| Manuel, Paco | C | Minnesota Berserkers | 17 | 08/03/2009 | Unknown | MEX | Right | Right | 6' 0" | 185 lbs | - |
| Manwaring, Dane | SP | Duke City Danger | 17 | 09/27/2009 | London | ENG | Right | Right | 5' 11" | 170 lbs | - |
| Maqbool, Bhasin | 1B | Manhattan Beach Patriots | 22 | 03/20/2004 | Calcutta | IND | Left | Left | 6' 5" | 215 lbs | $500,000 |
| Marango, Nicky | C | Seattle Sasquatch | 22 | 04/01/2004 | Port Elizabeth | RSA | Right | Right | 6' 6" | 225 lbs | - |
| Marchand, Érico | 3B | So Cal Republic | 18 | 02/21/2008 | Sapiranga | BRA | Right | Right | 5' 10" | 175 lbs | - |
| Marchington, Brenden | 2B | Las Vegas Gamblers | 25 | 02/08/2001 | Ipswich | ENG | Right | Right | 6' 3" | 205 lbs | - |
| Marés, Davis | RP | Cabo San Lucas Toreros | 24 | 04/26/2002 | Lincoln Park | USA | Right | Right | 6' 4" | 200 lbs | $500,000 |
| Marés, Felipe | SP | Georgia Grays | 17 | 09/19/2009 | Unknown | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Marfell, Graeme | LF | Las Vegas Gamblers | 23 | 06/16/2003 | London | ENG | Switch | Right | 6' 7" | 230 lbs | - |
| Margoes, Rafael | SP | South Carolina Bombers | 21 | 08/23/2005 | São José dos Campos | BRA | Right | Right | 6' 1" | 180 lbs | - |
| Marín, Albert | CF | Oakland Storm Chasers | 19 | 03/18/2007 | Havana | CUB | Right | Right | 6' 0" | 180 lbs | - |
| Marín, Alejandro | C | Mile High Mustangs | 16 | 06/07/2010 | Santo Domingo | DOM | Right | Right | 6' 3" | 205 lbs | - |
| Marín, Manuel | SS | Free Agent | 27 | 06/07/1999 | Unknown | PUR | Right | Right | 6' 0" | 195 lbs | - |
| Marinelli, Fabrizio | SS | Quebec Armada | 23 | 08/18/2003 | Baruta | VEN | Right | Right | 6' 1" | 200 lbs | - |
| Marino, Augusto | SS | New York Mafia | 17 | 02/13/2009 | Unknown | DOM | Switch | Right | 6' 4" | 190 lbs | - |
| Marino, José | RP | Havana Stogies | 25 | 02/17/2001 | López Mateos | MEX | Right | Right | 6' 3" | 195 lbs | $920,000 |
| Marino, Rubén | RP | Manhattan Beach Patriots | 26 | 02/13/2000 | Coro | VEN | Right | Right | 6' 5" | 215 lbs | $2,800,000 |
| Marmelo, Odoardo | 3B | Free Agent | 20 | 05/30/2006 | Maracay | VEN | Right | Right | 6' 0" | 180 lbs | - |
| Márquez, Angelito | 3B | Houston Apollos | 30 | 05/07/1996 | Tariba | VEN | Right | Right | 5' 10" | 235 lbs | $1,050,000 |
| Márquez, Aurelio | SP | Seattle Sasquatch | 16 | 10/16/2010 | Unknown | GUA | Left | Right | 6' 1" | 170 lbs | - |
| Márquez, Claudio | SP | Havana Stogies | 22 | 05/09/2004 | Santa Teresa | VEN | Right | Right | 6' 4" | 190 lbs | - |
| Márquez, Emílio | CF | So Cal Republic | 16 | 04/02/2010 | Unknown | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Márquez, Gabriel | C | Eureka Hornets | 19 | 09/28/2007 | Guatire | VEN | Right | Right | 6' 5" | 215 lbs | - |
| Márquez, Javier | C | Minnesota Berserkers | 17 | 06/23/2009 | Unknown | PAN | Right | Right | 6' 3" | 200 lbs | - |
| Márquez, Norberto | SP | Montreal Bandits | 26 | 12/17/2000 | El Cafetal | VEN | Right | Right | 6' 5" | 220 lbs | - |
| Márquez, Rafael | C | Brooklyn Black Knights | 17 | 07/21/2009 | Comendador | DOM | Switch | Right | 6' 0" | 185 lbs | - |
| Márquez, Ramón | SP | Jersey Jesters | 16 | 07/07/2010 | Unknown | NCA | Right | Right | 6' 0" | 165 lbs | - |
| Marrero, Roberto | SP | San Diego Hops | 20 | 01/26/2006 | Valera | VEN | Right | Right | 6' 1" | 165 lbs | - |
| Marroquín, Júlio | SP | Las Vegas Gamblers | 22 | 06/04/2004 | Cabimas | VEN | Switch | Right | 6' 2" | 185 lbs | - |
| Martic, Ostoja | RF | Mile High Mustangs | 18 | 09/26/2008 | Maribor | SVN | Right | Right | 6' 2" | 180 lbs | - |
| Martin, Billy | SP | Cabo San Lucas Toreros | 20 | 04/06/2006 | Wakefield | ENG | Right | Right | 6' 0" | 185 lbs | - |
| Martin, John | RP | South Carolina Bombers | 36 | 06/03/1990 | Binghamton | USA | Right | Right | 6' 4" | 220 lbs | $990,000 |
| Martin, Jonathan | RP | San Francisco Earthquakes | 33 | 10/29/1993 | Wylie | USA | Left | Right | 6' 1" | 215 lbs | $3,400,000 |
| Martin, Olivier | RP | Seattle Sasquatch | 25 | 02/01/2001 | Unknown | BEL | Left | Right | 6' 2" | 200 lbs | $950,000 |
| Martínez, Albert | C | Mile High Mustangs | 19 | 12/14/2007 | Unknown | CRC | Right | Right | 6' 1" | 200 lbs | - |
| Martínez, Álex | SS | San Francisco Earthquakes | 18 | 06/11/2008 | Unknown | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Martínez, Alfonso | SP | Minnesota Berserkers | 24 | 02/26/2002 | Ciudad Ojeda | VEN | Switch | Right | 5' 10" | 175 lbs | $500,000 |
| Martínez, Ángel | SP | Cabo San Lucas Toreros | 17 | 01/17/2009 | Santiago de Cuba | CUB | Right | Right | 5' 11" | 160 lbs | - |
| Martínez, Ángelo | SS | Havana Stogies | 17 | 03/25/2009 | Turmero | VEN | Right | Right | 6' 3" | 180 lbs | - |
| Martínez, António | 3B | Manhattan Beach Patriots | 24 | 11/20/2002 | Tuxtla Gutiérrez | MEX | Left | Right | 6' 4" | 215 lbs | $800,000 |
| Martínez, António | C | Manhattan Beach Patriots | 17 | 07/23/2009 | Unknown | CRC | Right | Right | 6' 0" | 190 lbs | - |
| Martínez, Arturo | C | Mile High Mustangs | 17 | 04/22/2009 | Unknown | CRC | Right | Right | 6' 0" | 185 lbs | - |
| Martínez, Carlos | SP | San Francisco Earthquakes | 18 | 09/30/2008 | San Carlos | VEN | Right | Right | 6' 0" | 160 lbs | - |
| Martínez, Carlos | SS | Minnesota Berserkers | 17 | 09/12/2009 | Unknown | PAN | Right | Right | 6' 0" | 165 lbs | - |
| Martínez, César | SS | Jersey Jesters | 20 | 10/30/2006 | Puerto la Cruz | VEN | Right | Right | 6' 2" | 185 lbs | - |
| Martínez, César | SP | Kansas City Tornadoes | 17 | 11/26/2009 | Unknown | PUR | Left | Right | 6' 0" | 170 lbs | - |
| Martínez, Conrado | RP | Free Agent | 23 | 04/16/2003 | Unknown | VEN | Right | Right | 6' 5" | 220 lbs | - |
| Martínez, Cristo | 2B | Seattle Sasquatch | 18 | 04/23/2008 | Caracas | VEN | Switch | Right | 5' 9" | 165 lbs | - |
| Martínez, David | 1B | Eureka Hornets | 19 | 12/13/2007 | Neiva | COL | Right | Right | 6' 1" | 190 lbs | - |
| Martínez, Diego | SP | Jacksonville Jacks | 21 | 05/14/2005 | San Carlos del Zulia | VEN | Right | Right | 6' 3" | 200 lbs | - |
| Martínez, Domingo | SP | Mile High Mustangs | 16 | 04/17/2010 | Unknown | MEX | Right | Right | 6' 3" | 180 lbs | - |
| Martínez, Ernesto | SS | So Cal Republic | 20 | 06/18/2006 | Maracaibo | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Martínez, Felipe | CF | San Francisco Earthquakes | 22 | 09/13/2004 | Bogota | COL | Right | Right | 6' 1" | 190 lbs | - |
| Martínez, Gabriel | RP | Free Agent | 16 | 08/16/2010 | Unknown | PUR | Left | Left | 6' 7" | 200 lbs | - |
| Martínez, Gustavo | SP | Brooklyn Black Knights | 23 | 05/02/2003 | San Felipe | VEN | Right | Right | 6' 2" | 180 lbs | - |
| Martínez, Hilario | RF | Manhattan Beach Patriots | 16 | 01/23/2010 | Unknown | CUB | Right | Right | 6' 1" | 175 lbs | - |
| Martínez, Ignacio | C | Free Agent | 23 | 01/17/2003 | San Cristóbal | VEN | Right | Right | 6' 3" | 205 lbs | - |
| Martínez, Ignacio | SS | San Francisco Earthquakes | 17 | 01/13/2009 | Valencia | VEN | Right | Right | 6' 1" | 180 lbs | - |
| Martínez, Jaime | C | Kansas City Tornadoes | 16 | 01/10/2010 | Unknown | PAN | Switch | Right | 5' 11" | 175 lbs | - |
| Martínez, Javier | SP | Dallas Texans | 18 | 08/26/2008 | Bayeux | BRA | Switch | Right | 6' 7" | 190 lbs | - |
| Martínez, Joaquín | SP | Seattle Sasquatch | 27 | 07/27/1999 | Neiva | COL | Right | Right | 6' 0" | 195 lbs | - |
| Martínez, Jorge | SS | So Cal Republic | 25 | 11/05/2001 | Martínez | MEX | Right | Right | 6' 4" | 180 lbs | $900,000 |
| Martínez, José | CF | Free Agent | 21 | 04/01/2005 | Maracay | VEN | Right | Right | 6' 0" | 170 lbs | - |
| Martínez, José | RF | So Cal Republic | 18 | 07/27/2008 | Nacimiento | CHI | Left | Left | 6' 0" | 185 lbs | - |
| Martínez, José | SP | Quebec Armada | 17 | 01/12/2009 | Unknown | HON | Right | Right | 6' 4" | 180 lbs | - |
| Martínez, José | SP | Georgia Grays | 17 | 08/17/2009 | Unknown | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Martínez, José | SS | San Francisco Earthquakes | 18 | 04/12/2008 | Unknown | PAN | Switch | Right | 6' 2" | 175 lbs | - |
| Martínez, Juan | RP | Mile High Mustangs | 23 | 07/18/2003 | Bronx | USA | Right | Right | 6' 1" | 185 lbs | $500,000 |
| Martínez, Juan | C | Dallas Texans | 21 | 08/04/2005 | Puerto la Cruz | VEN | Right | Right | 6' 0" | 190 lbs | - |
| Martínez, Juan | SP | Jersey Jesters | 23 | 11/09/2003 | Planeta Rica | COL | Right | Right | 6' 4" | 190 lbs | - |
| Martínez, Juan | RP | Free Agent | 17 | 06/04/2009 | Unknown | PAN | Switch | Right | 6' 5" | 190 lbs | - |
| Martínez, Juan | SP | San Francisco Earthquakes | 18 | 03/06/2008 | Maracay | VEN | Right | Right | 6' 7" | 210 lbs | - |
| Martínez, Julián | 1B | South Carolina Bombers | 23 | 08/16/2003 | Unknown | MEX | Switch | Right | 6' 2" | 200 lbs | $4,000,000 |
| Martínez, Lúcio | 1B | Eureka Hornets | 18 | 08/26/2008 | Cabimas | VEN | Right | Right | 6' 1" | 200 lbs | - |
| Martínez, Luis | SP | Minnesota Berserkers | 26 | 01/16/2000 | Valencia | VEN | Left | Right | 6' 3" | 195 lbs | - |
| Martínez, Luis | SP | Georgia Grays | 20 | 07/23/2006 | Petare | VEN | Right | Right | 6' 2" | 185 lbs | - |
| Martínez, Luis | 2B | Havana Stogies | 18 | 10/22/2008 | Unknown | CRC | Right | Right | 6' 2" | 185 lbs | - |
| Martínez, Manuel | SS | Free Agent | 19 | 07/04/2007 | Valle de la Pascua | VEN | Right | Right | 6' 2" | 180 lbs | - |
| Martínez, Manuel | CF | Free Agent | 17 | 12/03/2009 | Unknown | MEX | Right | Left | 6' 2" | 180 lbs | - |
| Martínez, Miguel | SS | Mile High Mustangs | 24 | 07/11/2002 | Santiago | CHI | Left | Right | 6' 3" | 205 lbs | - |
| Martínez, Miguel | SS | Minnesota Berserkers | 25 | 11/27/2001 | Mendoza | ARG | Right | Right | 6' 2" | 195 lbs | - |
| Martínez, Octávio | SS | Jersey Jesters | 20 | 04/28/2006 | Mérida | VEN | Right | Right | 6' 0" | 170 lbs | - |
| Martínez, Orlando | SS | Georgia Grays | 25 | 12/01/2001 | Cartagena | COL | Right | Right | 6' 2" | 195 lbs | - |
| Martínez, Pablo | SP | San Francisco Earthquakes | 18 | 03/24/2008 | Catia La Mar | VEN | Right | Right | 6' 5" | 190 lbs | - |
| Martínez, Pancho | 1B | South Carolina Bombers | 24 | 05/14/2002 | Valencia | VEN | Right | Right | 6' 3" | 210 lbs | - |
| Martínez, Pancho | CF | Quebec Armada | 18 | 12/09/2008 | Unknown | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Martínez, Pedro | SP | Houston Apollos | 17 | 08/25/2009 | Unknown | NCA | Right | Right | 5' 11" | 160 lbs | - |
| Martínez, Pedro | SP | Quebec Armada | 17 | 02/08/2009 | Villavicencio | COL | Left | Left | 6' 2" | 175 lbs | - |
| Martínez, Pedro | CF | Cabo San Lucas Toreros | 18 | 05/10/2008 | Unknown | CUB | Switch | Left | 6' 0" | 180 lbs | - |
| Martínez, Pedro | SS | Portland Beavers | 17 | 03/26/2009 | Unknown | NCA | Right | Right | 6' 0" | 165 lbs | - |
| Martínez, Pepe | SP | San Diego Hops | 17 | 07/02/2009 | Unknown | PAN | Right | Right | 5' 10" | 155 lbs | - |
| Martínez, Rafael | C | Las Vegas Gamblers | 18 | 09/18/2008 | Unknown | PUR | Right | Right | 6' 2" | 205 lbs | - |
| Martínez, Ramón | C | Cabo San Lucas Toreros | 19 | 10/02/2007 | Pasto | COL | Left | Right | 5' 8" | 175 lbs | - |
| Martínez, Ramón | SP | Havana Stogies | 16 | 09/08/2010 | Unknown | DOM | Right | Right | 6' 3" | 180 lbs | - |
| Martínez, Rubén | SP | Brooklyn Black Knights | 16 | 02/06/2010 | San Francisco de Macorís | DOM | Right | Left | 5' 10" | 155 lbs | - |
| Martínez, Sergio | RP | New York Mafia | 22 | 11/29/2004 | Ciudad Guayana | VEN | Left | Left | 6' 1" | 180 lbs | $500,000 |
| Martínez, Víctor | C | Houston Apollos | 16 | 06/15/2010 | Unknown | CUB | Right | Right | 6' 0" | 175 lbs | - |
| Martínez, Wilson | SP | Quebec Armada | 22 | 08/02/2004 | Chigorodó | COL | Left | Left | 6' 7" | 215 lbs | - |
| Maruya, Iwao | SP | Seattle Sasquatch | 18 | 10/31/2008 | Hachioji | JPN | Right | Right | 6' 1" | 170 lbs | - |
| Maruyama, Eisuke | SP | Duke City Danger | 21 | 08/05/2005 | Yokohama | JPN | Left | Left | 6' 7" | 205 lbs | - |
| Maruyama, Nobuhito | SP | Mile High Mustangs | 18 | 02/14/2008 | Namioka | JPN | Right | Right | 6' 0" | 160 lbs | - |
| Maruyama, Seitaro | RF | New York Mafia | 31 | 04/14/1995 | Kawai | JPN | Left | Left | 5' 11" | 195 lbs | $15,840,000 |
| Mash, Frank | RP | Free Agent | 19 | 11/20/2007 | London | ENG | Right | Right | 6' 5" | 190 lbs | - |
| Mash'al, Rahimat | RF | Manhattan Beach Patriots | 22 | 06/24/2004 | Unknown | IRN | Left | Left | 5' 11" | 180 lbs | $500,000 |
| Maskrey, Mason | SP | New York Mafia | 25 | 09/12/2001 | Skelmersdale | ENG | Right | Right | 6' 4" | 210 lbs | - |
| Masuda, Takanibu | RP | Manhattan Beach Patriots | 21 | 02/10/2005 | Katsuura | JPN | Right | Right | 6' 3" | 180 lbs | $500,000 |
| Masuda, Yoshiaki | SP | Dallas Texans | 23 | 12/16/2003 | Kawanishi | JPN | Right | Right | 5' 9" | 180 lbs | - |
| Mata, José Carlos | LF | Cabo San Lucas Toreros | 31 | 06/19/1995 | Los Reyes | MEX | Left | Left | 6' 1" | 205 lbs | $3,790,000 |
| Mata, Miguel | C | Oakland Storm Chasers | 16 | 06/07/2010 | Unknown | MEX | Right | Right | 5' 10" | 175 lbs | - |
| Mata, Salvador | C | Cabo San Lucas Toreros | 28 | 12/12/1998 | Facatativa | COL | Right | Right | 6' 1" | 245 lbs | $870,000 |
| Matador, Glaucio | SS | Cabo San Lucas Toreros | 24 | 07/15/2002 | Ciudad Guayana | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Matena, Johnny | SS | Eureka Hornets | 16 | 06/13/2010 | Unknown | ARU | Left | Right | 6' 2" | 180 lbs | - |
| Mateo, Juan | 1B | Jersey Jesters | 20 | 02/17/2006 | Monte Patria | CHI | Right | Left | 6' 0" | 195 lbs | - |
| Mathijssen, Gijs | 3B | Eureka Hornets | 21 | 03/23/2005 | Ede | NED | Right | Right | 6' 0" | 190 lbs | - |
| Matias, Jorge | SP | Portland Beavers | 25 | 07/14/2001 | Charallave | VEN | Right | Right | 6' 0" | 185 lbs | - |
| Matojo, Mennac | SS | Kansas City Tornadoes | 19 | 11/09/2007 | Bisho | RSA | Right | Right | 5' 9" | 160 lbs | - |
| Matos, António | LF | Oakland Storm Chasers | 16 | 05/15/2010 | Unknown | CRC | Right | Right | 6' 1" | 180 lbs | - |
| Matsubara, Yoichibei | SP | Eureka Hornets | 17 | 03/24/2009 | Kashiwa | JPN | Right | Right | 6' 0" | 170 lbs | - |
| Matsuda, Sotaro | SP | South Carolina Bombers | 17 | 03/02/2009 | Tendo | JPN | Left | Right | 6' 1" | 180 lbs | - |
| Matsui, Katsumoto | 3B | Washington Wildcats | 30 | 02/25/1996 | Osaka | JPN | Left | Right | 5' 9" | 230 lbs | $2,520,000 |
| Matsui, Tadamichi | SS | Mile High Mustangs | 21 | 10/09/2005 | Ebetsu | JPN | Right | Right | 5' 11" | 165 lbs | - |
| Matsumoto, Kohei | 1B | Havana Stogies | 22 | 06/06/2004 | Unknown | JPN | Left | Left | 6' 7" | 240 lbs | $500,000 |
| Matsumoto, Kyoichi | SP | South Carolina Bombers | 18 | 09/11/2008 | Noda | JPN | Left | Left | 5' 11" | 165 lbs | - |
| Matsumoto, Naosuke | 3B | Las Vegas Gamblers | 20 | 07/30/2006 | Shobu | JPN | Right | Right | 6' 1" | 190 lbs | - |
| Matsumoto, Norogumi | RP | Washington Wildcats | 26 | 11/04/2000 | Unknown | JPN | Right | Right | 6' 7" | 225 lbs | $500,000 |
| Matsumoto, Sadakuno | C | Dallas Texans | 25 | 02/11/2001 | Hotaka | JPN | Switch | Right | 5' 10" | 195 lbs | $500,000 |
| Matsumoto, Toshikuni | CF | Jersey Jesters | 20 | 03/07/2006 | Tamano | JPN | Right | Right | 6' 2" | 195 lbs | - |
| Matsuo, Roku | SS | Mile High Mustangs | 19 | 04/26/2007 | Tsubame | JPN | Right | Right | 6' 3" | 190 lbs | - |
| Matsuo, Takao | CF | Kansas City Tornadoes | 25 | 12/17/2001 | Yamasaki | JPN | Left | Right | 6' 1" | 205 lbs | - |
| Matsushita, Hisamitsu | SP | Seattle Sasquatch | 20 | 12/12/2006 | Toyokawa | JPN | Left | Right | 6' 7" | 215 lbs | - |
| Matsushita, Katsumi | SP | Georgia Grays | 19 | 10/09/2007 | Ushiku | JPN | Right | Right | 6' 1" | 175 lbs | - |
| Matsushita, Yoson | RP | Cabo San Lucas Toreros | 27 | 04/29/1999 | Hamamatsu | JPN | Right | Right | 5' 11" | 200 lbs | $1,100,000 |
| Maulidi, Yahya | SP | Seattle Sasquatch | 24 | 03/28/2002 | Hlotse | LES | Right | Right | 6' 2" | 195 lbs | - |
| Mavrostomos, Brontë | SS | Montreal Bandits | 22 | 09/04/2004 | Gazimagusa | CYP | Right | Right | 6' 1" | 185 lbs | - |
| Mayat, Roba | SP | Dallas Texans | 23 | 07/21/2003 | Ermelo | RSA | Left | Left | 5' 11" | 185 lbs | - |
| Maylam, Chris | LF | Georgia Grays | 21 | 09/01/2005 | Barrow-in-Furness | ENG | Right | Right | 6' 4" | 220 lbs | - |
| Máynes, Santiago | SP | Brooklyn Black Knights | 17 | 03/04/2009 | Unknown | DOM | Left | Right | 6' 0" | 165 lbs | - |
| Mayorga, Carlos | CF | So Cal Republic | 18 | 04/29/2008 | Santa Teresa | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Mazaki, Hiroyuki | 2B | Portland Beavers | 18 | 03/23/2008 | Chiba | JPN | Right | Right | 6' 2" | 190 lbs | - |
| Mazzocchi, Demetrio | SP | Quebec Armada | 23 | 09/05/2003 | Charallave | VEN | Left | Left | 6' 11" | 250 lbs | - |
| McBryde, Steve | SP | Maple Marauders | 22 | 01/09/2004 | North Vancouver | CAN | Right | Right | 6' 1" | 195 lbs | $1,680,000 |
| McCarthy, Todd | RF | Kansas City Tornadoes | 30 | 08/28/1996 | Century | USA | Right | Right | 6' 1" | 220 lbs | $7,950,000 |
| McCavanagh, Emmett | 2B | Free Agent | 27 | 07/24/1999 | Buffalo | USA | Right | Right | 6' 1" | 205 lbs | - |
| Mcclung, Cameron | SP | Cabo San Lucas Toreros | 23 | 05/19/2003 | Tonbridge | ENG | Switch | Right | 6' 1" | 190 lbs | - |
| McCreary, Tim | SS | Duke City Danger | 36 | 05/12/1990 | Portage Lakes | USA | Right | Right | 5' 11" | 190 lbs | $1,250,000 |
| McCullough, Bob | 1B | Free Agent | 30 | 09/10/1996 | Grand Rapids | USA | Left | Left | 6' 5" | 235 lbs | - |
| McDaniel, Jason | RP | Duke City Danger | 28 | 03/20/1998 | Los Angeles | USA | Right | Right | 6' 2" | 190 lbs | $500,000 |
| McDonald, Edmund | 1B | Eureka Hornets | 22 | 04/28/2004 | Philadelphia | USA | Left | Left | 6' 5" | 210 lbs | $500,000 |
| McGee, Jacob | SS | Free Agent | 25 | 02/25/2001 | Taylorsville | USA | Switch | Right | 6' 0" | 200 lbs | - |
| McGill, Matt | SP | Montreal Bandits | 32 | 09/19/1994 | North Haven | USA | Left | Left | 6' 2" | 255 lbs | $2,100,000 |
| McGinnity, Harry | RF | Free Agent | 31 | 05/06/1995 | Somerville | USA | Left | Left | 6' 0" | 195 lbs | - |
| McGowan, Henry | RP | Free Agent | 33 | 10/09/1993 | Brownsville | USA | Right | Right | 6' 0" | 215 lbs | - |
| McGowan, Steve | LF | Montreal Bandits | 32 | 05/23/1994 | Vandalia | USA | Left | Left | 6' 3" | 245 lbs | $13,985,000 |
| McIntyre, Anthony | SP | Brooklyn Black Knights | 29 | 10/20/1997 | Van Wert | USA | Right | Right | 6' 4" | 235 lbs | $500,000 |
| McIntyre, Bill | LF | Dallas Texans | 29 | 02/11/1997 | O'Fallon | USA | Right | Right | 6' 0" | 210 lbs | $2,000,000 |
| McKeamish, James | C | Jacksonville Jacks | 25 | 03/02/2001 | Unknown | USA | Right | Right | 6' 2" | 205 lbs | $1,087,500 |
| McKellaig, Cliff | C | Free Agent | 27 | 03/09/1999 | Raleigh | USA | Switch | Right | 5' 10" | 205 lbs | - |
| McKelvey, Kyle | SP | San Francisco Earthquakes | 18 | 03/26/2008 | Stockport | ENG | Right | Right | 6' 2" | 180 lbs | - |
| McKenzie, William | 1B | Free Agent | 39 | 12/31/1987 | Los Angeles | USA | Right | Right | 5' 9" | 200 lbs | - |
| McLaughlin, Robert | SP | Cabo San Lucas Toreros | 26 | 12/06/2000 | Unknown | USA | Right | Left | 6' 3" | 195 lbs | $2,720,000 |
| McMahon, Dustin | 3B | Maple Marauders | 26 | 06/26/2000 | Unknown | USA | Right | Right | 6' 2" | 215 lbs | $1,000,000 |
| McMahon, Will | LF | Jacksonville Jacks | 35 | 06/21/1991 | Wheaton-Glenmont | USA | Left | Left | 6' 1" | 195 lbs | $9,500,000 |
| McQueen, Norbert | SS | Mile High Mustangs | 29 | 05/04/1997 | Wilmington | USA | Switch | Right | 6' 0" | 195 lbs | $500,000 |
| McQuisten, Joe | CF | Free Agent | 22 | 12/30/2004 | Rock Hill | USA | Left | Right | 6' 4" | 205 lbs | - |
| Meaden, Brandon | 2B | So Cal Republic | 17 | 06/28/2009 | Amersham | ENG | Right | Right | 6' 0" | 180 lbs | - |
| Meave, Silverio | SP | Jersey Jesters | 17 | 05/05/2009 | Caracas | VEN | Right | Right | 6' 3" | 190 lbs | - |
| Medellín, Arturo | C | Free Agent | 17 | 11/10/2009 | Unknown | NCA | Right | Right | 6' 1" | 185 lbs | - |
| Medellín, Felipe | SP | Oakland Storm Chasers | 24 | 07/15/2002 | Unknown | COL | Right | Right | 5' 10" | 160 lbs | $500,000 |
| Medici, Gian | SP | Mile High Mustangs | 20 | 09/29/2006 | Cabimas | VEN | Switch | Right | 6' 2" | 180 lbs | - |
| Medina, Adrián | SP | Kansas City Tornadoes | 21 | 02/04/2005 | Trujillo | VEN | Right | Right | 6' 1" | 170 lbs | - |
| Medina, Edgardo | C | San Francisco Earthquakes | 19 | 05/19/2007 | Maracaibo | VEN | Right | Right | 6' 0" | 190 lbs | - |
| Medina, Félix | SS | Minnesota Berserkers | 20 | 11/28/2006 | Caracas | VEN | Right | Right | 5' 11" | 175 lbs | - |
| Medina, Fernando | CF | San Francisco Earthquakes | 20 | 02/12/2006 | Unknown | COL | Left | Right | 6' 2" | 180 lbs | - |
| Medina, Francisco | LF | Cabo San Lucas Toreros | 20 | 02/09/2006 | Araure | VEN | Switch | Right | 5' 10" | 175 lbs | - |
| Medina, Jaime | C | So Cal Republic | 18 | 01/28/2008 | Turmero | VEN | Right | Right | 6' 3" | 210 lbs | - |
| Medina, Jesús | C | Minnesota Berserkers | 17 | 05/10/2009 | Unknown | PAN | Right | Right | 6' 5" | 215 lbs | - |
| Medina, Joaquín | C | Jersey Jesters | 19 | 06/27/2007 | Unknown | DOM | Right | Right | 6' 1" | 200 lbs | - |
| Medina, Juan | LF | Eureka Hornets | 20 | 09/14/2006 | Ciudad Bolívar | VEN | Switch | Right | 6' 1" | 195 lbs | - |
| Medina, Juan | SP | San Diego Hops | 19 | 03/31/2007 | Maracay | VEN | Left | Left | 6' 0" | 170 lbs | - |
| Medina, Luis | SP | Brooklyn Black Knights | 16 | 02/13/2010 | Unknown | PAN | Left | Left | 6' 0" | 160 lbs | - |
| Medina, Mario | SP | Seattle Sasquatch | 18 | 09/09/2008 | El Alto | BOL | Right | Right | 6' 4" | 190 lbs | - |
| Medina, Miguel | SP | Chicago Hitmen | 16 | 01/21/2010 | Unknown | CUB | Right | Left | 6' 5" | 190 lbs | - |
| Medina, Raimundo | LF | Dallas Texans | 25 | 08/19/2001 | Cabimas | VEN | Right | Right | 6' 1" | 195 lbs | - |
| Medina, Ramón | C | San Francisco Earthquakes | 21 | 04/20/2005 | Puerto la Cruz | VEN | Right | Right | 6' 1" | 205 lbs | - |
| Medina, Roberto | SP | Eureka Hornets | 17 | 07/18/2009 | Soyapango | SLV | Left | Left | 6' 3" | 190 lbs | - |
| Medina, Román | SP | New York Mafia | 17 | 07/06/2009 | Maracaibo | VEN | Right | Right | 6' 1" | 170 lbs | - |
| Medine, Pedro | SS | San Diego Hops | 25 | 08/14/2001 | Cabudare | VEN | Right | Right | 6' 1" | 200 lbs | - |
| Medrano, António | SP | San Francisco Earthquakes | 28 | 10/02/1998 | Venustiano Carranza | MEX | Right | Right | 6' 0" | 200 lbs | $2,110,000 |
| Medrano, Moisés | SP | Chicago Hitmen | 17 | 12/23/2009 | Unknown | PUR | Right | Right | 6' 3" | 180 lbs | - |
| Medro, Fernando | RP | Houston Apollos | 26 | 10/01/2000 | Unknown | DOM | Left | Left | 6' 0" | 185 lbs | $800,000 |
| Meeson, Quentin | CF | Georgia Grays | 19 | 08/13/2007 | Walsall | ENG | Left | Right | 5' 8" | 155 lbs | - |
| Meggison, Robin | SP | Eureka Hornets | 17 | 01/15/2009 | Soweto | RSA | Right | Right | 6' 1" | 175 lbs | - |
| Megson, Ian | RP | Free Agent | 24 | 07/24/2002 | Kutlwanong | RSA | Left | Left | 6' 1" | 190 lbs | - |
| Mejía, Adrián | 1B | South Carolina Bombers | 21 | 03/03/2005 | Pivijay | COL | Right | Right | 6' 6" | 240 lbs | - |
| Mejía, António | SP | Eureka Hornets | 17 | 11/19/2009 | Unknown | CRC | Left | Left | 6' 0" | 170 lbs | - |
| Mejía, Jorge | SP | Las Vegas Gamblers | 17 | 12/25/2009 | Unknown | PUR | Left | Right | 5' 10" | 155 lbs | - |
| Mejía, José | SP | So Cal Republic | 19 | 10/23/2007 | Chillan | CHI | Right | Left | 6' 8" | 215 lbs | - |
| Mejía, Julián | SP | Montreal Bandits | 21 | 06/02/2005 | Jujuy | ARG | Right | Right | 6' 3" | 180 lbs | - |
| Mejía, Tony | SP | Kansas City Tornadoes | 18 | 04/22/2008 | Unknown | DOM | Switch | Right | 6' 4" | 190 lbs | - |
| Meléndez, Luis | RP | Free Agent | 27 | 05/29/1999 | Pensilvania | COL | Left | Left | 5' 11" | 205 lbs | - |
| Meléndez, Pancho | SP | Quebec Armada | 17 | 11/02/2009 | Toa Alta | PUR | Right | Right | 5' 11" | 165 lbs | - |
| Melgaza, José | CF | Minnesota Berserkers | 17 | 10/24/2009 | Santo Domingo | DOM | Left | Right | 5' 9" | 150 lbs | - |
| Melsome, Benjamin | SS | South Carolina Bombers | 20 | 08/18/2006 | London | ENG | Right | Right | 6' 0" | 170 lbs | - |
| Memde, Raúl | SS | So Cal Republic | 16 | 06/02/2010 | Unknown | SLV | Switch | Right | 5' 9" | 150 lbs | - |
| Men, Cai-fei | SP | Portland Beavers | 18 | 02/20/2008 | Tucheng | TPE | Right | Right | 6' 1" | 175 lbs | - |
| Mendelsohn, Sebaldus | SP | So Cal Republic | 22 | 06/16/2004 | Tamm | GER | Right | Right | 6' 0" | 180 lbs | - |
| Méndez, Javier | RP | Free Agent | 21 | 08/03/2005 | Baruta | VEN | Left | Left | 6' 2" | 180 lbs | - |
| Méndez, Juan | 1B | Jersey Jesters | 16 | 04/08/2010 | Unknown | HON | Right | Right | 6' 2" | 200 lbs | - |
| Méndez, Luis | CF | Montreal Bandits | 16 | 06/16/2010 | Unknown | DOM | Right | Right | 6' 2" | 180 lbs | - |
| Méndez, Manny | SS | Duke City Danger | 26 | 08/31/2000 | San Juan de los Morros | VEN | Switch | Right | 6' 2" | 205 lbs | - |
| Méndez, Manny | 3B | Las Vegas Gamblers | 17 | 10/28/2009 | Unknown | DOM | Right | Right | 6' 0" | 185 lbs | - |
| Méndez, Manuel | CF | Kansas City Tornadoes | 20 | 09/05/2006 | Charallave | VEN | Switch | Right | 5' 8" | 155 lbs | - |
| Méndez, Ramón | SP | San Francisco Earthquakes | 17 | 09/09/2009 | Unknown | CUB | Right | Right | 6' 3" | 185 lbs | - |
| Méndez, Sergio | C | Minnesota Berserkers | 17 | 09/04/2009 | Cabo Rojo | PUR | Right | Right | 6' 0" | 190 lbs | - |
| Méndez, Tony | SP | South Carolina Bombers | 18 | 11/07/2008 | Cabimas | VEN | Left | Left | 6' 5" | 190 lbs | - |
| Mendoza, Álex | C | Las Vegas Gamblers | 19 | 05/30/2007 | San Luis | CUB | Left | Right | 5' 11" | 185 lbs | - |
| Mendoza, Carlos | SP | Havana Stogies | 19 | 04/12/2007 | Medellín | COL | Right | Right | 6' 5" | 195 lbs | - |
| Mendoza, Gustavo | SP | Free Agent | 26 | 07/30/2000 | Unknown | PUR | Right | Right | 6' 2" | 200 lbs | - |
| Mendoza, Jorge | SP | Georgia Grays | 22 | 06/18/2004 | Barranquilla | COL | Left | Left | 6' 2" | 190 lbs | - |
| Mendoza, Jorge | SP | Cabo San Lucas Toreros | 19 | 11/20/2007 | Cali | COL | Switch | Right | 6' 4" | 185 lbs | - |
| Mendoza, José | SP | San Francisco Earthquakes | 16 | 02/16/2010 | Unknown | CRC | Left | Right | 6' 3" | 180 lbs | - |
| Mendoza, Juan | SP | Manhattan Beach Patriots | 29 | 03/11/1997 | Cortazar | MEX | Right | Right | 6' 1" | 190 lbs | $18,000,000 |
| Mendoza, Luis | SP | Oakland Storm Chasers | 16 | 10/04/2010 | Unknown | PAN | Switch | Right | 6' 1" | 170 lbs | - |
| Mendoza, Orlando | SP | Oakland Storm Chasers | 17 | 11/02/2009 | Havana | CUB | Right | Right | 6' 3" | 180 lbs | - |
| Mendoza, Roberto | LF | Dallas Texans | 17 | 09/06/2009 | Panama | PAN | Switch | Right | 6' 5" | 215 lbs | - |
| Mens, Olaf | CF | Eureka Hornets | 19 | 12/18/2007 | Skarsterlân | NED | Right | Right | 6' 1" | 180 lbs | - |
| Mens, Wendel | SP | San Francisco Earthquakes | 21 | 11/05/2005 | Hellevoetsluis | NED | Right | Right | 6' 4" | 195 lbs | - |
| Mercado, Arturo | SP | Jersey Jesters | 17 | 09/16/2009 | Sancti Spíritus | CUB | Right | Right | 6' 2" | 175 lbs | - |
| Mercado, Fernando | SP | San Francisco Earthquakes | 16 | 06/20/2010 | Unknown | PAN | Right | Right | 5' 11" | 160 lbs | - |
| Mercado, Juan Luis | 3B | Mile High Mustangs | 17 | 02/01/2009 | Bogota | COL | Left | Right | 6' 0" | 175 lbs | - |
| Mercado, Pedro | RF | San Francisco Earthquakes | 19 | 08/02/2007 | Maracaibo | VEN | Left | Left | 6' 4" | 205 lbs | - |
| Merced, Pablo | SP | So Cal Republic | 18 | 04/06/2008 | Barquisimeto | VEN | Left | Right | 5' 10" | 155 lbs | - |
| Merrick, Alexander | SP | Brooklyn Black Knights | 24 | 06/16/2002 | Markfield | ENG | Right | Right | 6' 2" | 195 lbs | - |
| Metastasio, Charles | SP | Manhattan Beach Patriots | 20 | 10/03/2006 | San Carlos del Zulia | VEN | Left | Left | 5' 11" | 165 lbs | - |
| Metson, Umberto | SP | Minnesota Berserkers | 17 | 08/18/2009 | Unknown | ARU | Right | Right | 5' 10" | 160 lbs | - |
| Metzger, Azmus | SS | Minnesota Berserkers | 18 | 03/22/2008 | Fulda | GER | Switch | Right | 6' 2" | 185 lbs | - |
| Meulmeester, Manuel | 3B | Las Vegas Gamblers | 20 | 11/29/2006 | Zoetermeer | NED | Switch | Right | 6' 1" | 185 lbs | - |
| Meza, Fernando | LF | Mile High Mustangs | 18 | 04/20/2008 | Cumana | VEN | Right | Right | 6' 3" | 200 lbs | - |
| Mezrin, Denis | 2B | Georgia Grays | 23 | 08/22/2003 | Tatarbunary | UKR | Right | Right | 6' 1" | 185 lbs | - |
| Mi, Shih-k'ai | RP | So Cal Republic | 24 | 09/14/2002 | Unknown | CHN | Right | Right | 6' 0" | 180 lbs | $500,000 |
| Middendorf, Joeri | 1B | South Carolina Bombers | 21 | 03/25/2005 | Hoogeveen | NED | Left | Left | 6' 0" | 190 lbs | - |
| Midgley, Ethan | SP | Georgia Grays | 19 | 04/03/2007 | Huntingdon | ENG | Switch | Right | 5' 11" | 170 lbs | - |
| Mier, Javier | SS | South Carolina Bombers | 22 | 06/14/2004 | Unknown | VEN | Right | Right | 6' 4" | 195 lbs | - |
| Mijnheer, Ronnie | SP | San Diego Hops | 16 | 09/19/2010 | Unknown | ANT | Left | Right | 6' 0" | 170 lbs | - |
| Millbank, Darren | LF | Montreal Bandits | 19 | 03/30/2007 | Birmingham | ENG | Left | Left | 6' 2" | 190 lbs | - |
| Millchamp, William | CF | Eureka Hornets | 24 | 07/04/2002 | Bishop Auckland | ENG | Right | Left | 6' 4" | 205 lbs | - |
| Miller, Bob | SS | Jacksonville Jacks | 25 | 02/03/2001 | Santa Maria | USA | Switch | Right | 6' 3" | 185 lbs | $500,000 |
| Miller, Clinton | LF | Brooklyn Black Knights | 29 | 12/11/1997 | Coal City | USA | Left | Left | 6' 2" | 210 lbs | $1,700,000 |
| Miller, Paul | 3B | San Diego Hops | 29 | 04/17/1997 | South Holland | USA | Right | Right | 6' 1" | 240 lbs | $500,000 |
| Miller, Robbie | SP | Quebec Armada | 17 | 01/06/2009 | Unknown | CUR | Left | Left | 6' 2" | 170 lbs | - |
| Miller, Travis | SS | Chicago Hitmen | 17 | 08/07/2009 | Unknown | CUR | Right | Right | 6' 0" | 170 lbs | - |
| Miller, William | RP | Duke City Danger | 31 | 05/08/1995 | Fresno | USA | Left | Left | 5' 11" | 210 lbs | $960,000 |
| Minchin, Noah | SP | Las Vegas Gamblers | 20 | 05/18/2006 | Windermere | ENG | Right | Right | 5' 11" | 165 lbs | - |
| Miner, Peter | SP | Havana Stogies | 23 | 05/04/2003 | Yellowknife | CAN | Left | Left | 6' 3" | 185 lbs | $4,010,000 |
| Minshall, Marcus | SS | So Cal Republic | 20 | 07/06/2006 | Portsmouth | ENG | Right | Right | 6' 3" | 185 lbs | - |
| Miranda, Dani | C | Mile High Mustangs | 22 | 02/03/2004 | Chacao | VEN | Right | Right | 6' 0" | 185 lbs | - |
| Miranda, Emílio | SP | Kansas City Tornadoes | 16 | 08/27/2010 | Unknown | SLV | Right | Right | 6' 2" | 175 lbs | - |
| Miranda, Guillermo | LF | South Carolina Bombers | 17 | 03/19/2009 | Unknown | NCA | Right | Right | 6' 1" | 180 lbs | - |
| Miráz, Francisco | RP | Jacksonville Jacks | 23 | 04/28/2003 | Unknown | DOM | Left | Left | 6' 1" | 170 lbs | $500,000 |
| Missel, Horst | C | Kansas City Tornadoes | 26 | 09/11/2000 | Tilburg | NED | Right | Right | 6' 3" | 220 lbs | - |
| Mitchell, Joseph | 3B | Jacksonville Jacks | 33 | 12/20/1993 | Port St. Lucie | USA | Left | Right | 5' 11" | 230 lbs | $1,750,000 |
| Mitchell, Luke | SP | New York Mafia | 17 | 08/31/2009 | Haverhill | ENG | Right | Right | 6' 5" | 190 lbs | - |
| Mitchinson, Victor | SS | Jersey Jesters | 23 | 06/04/2003 | Gold Coast | AUS | Right | Right | 6' 0" | 180 lbs | - |
| Miura, Daisuke | SP | So Cal Republic | 20 | 07/15/2006 | Kobe | JPN | Switch | Left | 6' 8" | 195 lbs | - |
| Miyake, Yoson | C | Dallas Texans | 20 | 02/21/2006 | Sapporo | JPN | Right | Right | 5' 9" | 190 lbs | - |
| Miyamoto, Seika | SS | San Diego Hops | 25 | 06/02/2001 | Higashine | JPN | Right | Right | 6' 2" | 200 lbs | - |
| Miyazaki, Masuhiro | SP | So Cal Republic | 21 | 05/21/2005 | Nagasaki | JPN | Left | Right | 6' 3" | 185 lbs | - |
| Miyazaki, Nakazo | SP | Seattle Sasquatch | 22 | 07/11/2004 | Saitama | JPN | Right | Right | 6' 4" | 205 lbs | - |
| Miyazaki, Shogo | SP | South Carolina Bombers | 22 | 05/29/2004 | Imabari | JPN | Left | Left | 6' 0" | 185 lbs | - |
| Miyazaki, Shunen | LF | Dallas Texans | 20 | 09/29/2006 | Kitakata | JPN | Left | Left | 6' 1" | 180 lbs | - |
| Miyazaki, Toyokazu | RF | Free Agent | 24 | 01/18/2002 | Gifu | JPN | Right | Left | 6' 0" | 205 lbs | - |
| Mizuno, Kunihiko | RP | New York Mafia | 22 | 01/02/2004 | Fukuyama | JPN | Right | Right | 6' 0" | 170 lbs | $500,000 |
| Mizuno, Norogumi | SP | Seattle Sasquatch | 20 | 03/31/2006 | Osaka | JPN | Right | Right | 5' 9" | 165 lbs | - |
| Mizuno, Shigekazu | 2B | Jacksonville Jacks | 20 | 08/24/2006 | Inzai | JPN | Right | Right | 6' 0" | 175 lbs | - |
| Mizuno, Sosa | 2B | Free Agent | 31 | 05/09/1995 | Moroyama | JPN | Left | Right | 6' 2" | 225 lbs | - |
| Mizuno, Yoriyoshi | C | Seattle Sasquatch | 21 | 10/10/2005 | Aizuwakamatsu | JPN | Right | Right | 6' 3" | 205 lbs | - |
| Mochizuki, Yasuhiko | CF | South Carolina Bombers | 19 | 01/28/2007 | Zama | JPN | Left | Left | 6' 1" | 185 lbs | - |
| Moerman, Jessy | SP | Seattle Sasquatch | 26 | 11/03/2000 | Roosendaal | NED | Right | Left | 6' 3" | 200 lbs | - |
| Mojica, José | RP | Free Agent | 16 | 10/23/2010 | Unknown | DOM | Right | Right | 6' 1" | 170 lbs | - |
| Mok, Zhao-ji | SP | Havana Stogies | 23 | 09/20/2003 | Suao | TPE | Right | Right | 5' 9" | 150 lbs | - |
| Molina, Adrián | SP | San Diego Hops | 18 | 12/18/2008 | Unknown | NCA | Left | Left | 6' 3" | 185 lbs | - |
| Molina, Anastasio | SP | Montreal Bandits | 25 | 10/18/2001 | Punto Fijo | VEN | Switch | Right | 6' 2" | 200 lbs | $900,000 |
| Molina, Francisco | 2B | Havana Stogies | 18 | 11/01/2008 | Osorno | CHI | Right | Right | 6' 4" | 200 lbs | - |
| Molina, Gabriel | SP | Las Vegas Gamblers | 19 | 08/24/2007 | Barinas | VEN | Left | Left | 6' 5" | 185 lbs | - |
| Molina, Jesús | SS | Cabo San Lucas Toreros | 18 | 11/27/2008 | La Tebaida | COL | Right | Right | 6' 1" | 175 lbs | - |
| Molina, Miguel | RP | Free Agent | 27 | 12/02/1999 | Buenos Aires | ARG | Left | Left | 6' 0" | 185 lbs | - |
| Molina, Raúl | SP | Washington Wildcats | 17 | 06/06/2009 | Unknown | PUR | Left | Left | 6' 7" | 195 lbs | - |
| Molina, Raúl | C | Cabo San Lucas Toreros | 16 | 04/23/2010 | Unknown | CUB | Right | Right | 6' 0" | 175 lbs | - |
| Molina, Salvador | SP | Chicago Hitmen | 17 | 11/19/2009 | Unknown | PUR | Left | Left | 5' 11" | 160 lbs | - |
| Molina, Vicente | C | Jersey Jesters | 18 | 05/19/2008 | Valencia | VEN | Right | Right | 6' 5" | 215 lbs | - |
| Monagas, Pedro | CF | Chicago Hitmen | 18 | 03/09/2008 | Unknown | PUR | Right | Right | 6' 0" | 180 lbs | - |
| Monck, Jerry | SP | Mile High Mustangs | 17 | 01/25/2009 | Toowoomba | AUS | Left | Right | 6' 1" | 180 lbs | - |
| Monkman, Sebastian | SP | Georgia Grays | 26 | 08/09/2000 | London | ENG | Right | Right | 5' 11" | 170 lbs | - |
| Monomonoi, Toshiaki | SP | Eureka Hornets | 23 | 03/03/2003 | Tokyo | JPN | Left | Left | 5' 11" | 185 lbs | - |
| Montalvo, Ignacio | 1B | Jacksonville Jacks | 19 | 10/11/2007 | Barquisimeto | VEN | Left | Left | 6' 3" | 210 lbs | - |
| Montalvo, Luis | SS | Seattle Sasquatch | 17 | 10/14/2009 | Unknown | MEX | Right | Right | 6' 3" | 185 lbs | - |
| Montáñez, Pedro | 2B | Jacksonville Jacks | 17 | 02/15/2009 | El Limón | VEN | Right | Right | 6' 1" | 175 lbs | - |
| Montaño, Francisco | CF | Duke City Danger | 17 | 11/25/2009 | Unknown | HON | Right | Right | 5' 11" | 165 lbs | - |
| Montaño, Miguel | SP | South Carolina Bombers | 19 | 08/01/2007 | Ciudad Bolívar | VEN | Right | Right | 6' 0" | 175 lbs | - |
| Montella, Ferdinando | CF | Kansas City Tornadoes | 18 | 07/23/2008 | Caracas | VEN | Left | Right | 6' 0" | 175 lbs | - |
| Montero, Jesús | CF | San Francisco Earthquakes | 18 | 03/28/2008 | Valencia | VEN | Switch | Right | 5' 10" | 160 lbs | - |
| Montés, Juan | SP | Maple Marauders | 16 | 05/03/2010 | Unknown | CRC | Left | Left | 6' 3" | 185 lbs | - |
| Montés, Mario | SP | Georgia Grays | 23 | 02/21/2003 | San Ignacio | ARG | Right | Right | 6' 3" | 195 lbs | - |
| Montés, Wilson | SP | Brooklyn Black Knights | 24 | 02/06/2002 | Buga | COL | Right | Left | 6' 6" | 215 lbs | - |
| Montgomerie, Mark | SP | Brooklyn Black Knights | 19 | 06/20/2007 | Sheffield | ENG | Left | Right | 6' 3" | 175 lbs | - |
| Montorsi, Valerio | SP | South Carolina Bombers | 24 | 12/03/2002 | Venice | ITA | Switch | Left | 6' 8" | 230 lbs | - |
| Montoya, Enrique | SP | Georgia Grays | 16 | 04/16/2010 | Hermosillo | MEX | Switch | Left | 6' 7" | 195 lbs | - |
| Montoya, Juan | 1B | Quebec Armada | 17 | 09/13/2009 | Unknown | PAN | Switch | Right | 6' 2" | 205 lbs | - |
| Montoya, Mario | CF | Dallas Texans | 17 | 04/25/2009 | Unknown | NCA | Right | Right | 6' 2" | 175 lbs | - |
| Montoya, Pedro | C | Seattle Sasquatch | 21 | 11/17/2005 | Valencia | VEN | Right | Right | 6' 1" | 195 lbs | - |
| Moore, Bob | RP | Houston Apollos | 33 | 07/24/1993 | Holladay | USA | Left | Right | 5' 11" | 210 lbs | $1,100,000 |
| Moore, Cal | 2B | Dallas Texans | 16 | 02/27/2010 | Unknown | CUR | Right | Right | 6' 1" | 175 lbs | - |
| Moore, Dave | LF | Free Agent | 32 | 03/22/1994 | New York | USA | Left | Left | 6' 1" | 205 lbs | - |
| Moore, Pete | CF | Oakland Storm Chasers | 32 | 10/05/1994 | Irondequoit | USA | Left | Left | 5' 9" | 195 lbs | - |
| Moore, Sam | RP | Manhattan Beach Patriots | 30 | 08/30/1996 | Emporia | USA | Right | Right | 5' 11" | 200 lbs | $500,000 |
| Mora, Esteban | 1B | Kansas City Tornadoes | 22 | 02/13/2004 | Maracay | VEN | Left | Left | 6' 9" | 245 lbs | - |
| Mora, Jorge | LF | New York Mafia | 38 | 06/20/1988 | Bronx | USA | Left | Left | 6' 0" | 240 lbs | $20,000,000 |
| Mora, Luis | 3B | Eureka Hornets | 18 | 10/26/2008 | Unknown | PUR | Right | Right | 6' 3" | 195 lbs | - |
| Morales, Carlos | SS | Free Agent | 29 | 01/16/1997 | Unknown | CRC | Right | Right | 6' 3" | 210 lbs | - |
| Morales, Cristián | SP | San Francisco Earthquakes | 25 | 05/06/2001 | Maturín | VEN | Left | Right | 5' 10" | 180 lbs | - |
| Morales, Enrique | RP | Quebec Armada | 23 | 04/15/2003 | Matagalpa | NCA | Left | Left | 5' 11" | 180 lbs | $500,000 |
| Morales, Freddy | LF | New York Mafia | 25 | 12/12/2001 | Medellín | COL | Left | Right | 6' 1" | 205 lbs | - |
| Morales, Gilberto | CF | Free Agent | 30 | 07/20/1996 | Unknown | ARG | Left | Left | 6' 1" | 195 lbs | - |
| Morales, Iván | CF | Minnesota Berserkers | 16 | 05/11/2010 | Unknown | PUR | Right | Right | 6' 2" | 180 lbs | - |
| Morales, Javier | SP | Jersey Jesters | 23 | 05/09/2003 | Bogota | COL | Switch | Right | 6' 2" | 195 lbs | - |
| Morales, Jorge | SP | Portland Beavers | 16 | 04/04/2010 | Unknown | NCA | Left | Left | 6' 0" | 170 lbs | - |
| Morales, Jorge | SP | Las Vegas Gamblers | 16 | 12/07/2010 | Unknown | CRC | Right | Right | 6' 6" | 195 lbs | - |
| Morales, José | RP | Free Agent | 29 | 10/24/1997 | Unknown | PAN | Switch | Right | 6' 1" | 210 lbs | - |
| Morales, Juan | 2B | South Carolina Bombers | 17 | 12/05/2009 | Unknown | DOM | Switch | Right | 6' 0" | 175 lbs | - |
| Morales, León | SP | San Diego Hops | 16 | 02/14/2010 | Unknown | CRC | Right | Left | 6' 2" | 175 lbs | - |
| Morales, Lorenzo | SP | So Cal Republic | 18 | 02/09/2008 | Caracas | VEN | Right | Left | 5' 11" | 165 lbs | - |
| Morales, Orlando | CF | Brooklyn Black Knights | 17 | 12/01/2009 | Unknown | NCA | Switch | Right | 5' 10" | 160 lbs | - |
| Morales, Pedro | SP | San Francisco Earthquakes | 17 | 03/03/2009 | Unknown | PUR | Left | Left | 6' 6" | 195 lbs | - |
| Morales, Ramón | SS | Portland Beavers | 16 | 06/04/2010 | Unknown | NCA | Right | Right | 6' 0" | 170 lbs | - |
| Morales, Raúl | C | Portland Beavers | 17 | 10/30/2009 | Unknown | HON | Right | Right | 6' 3" | 205 lbs | - |
| Morales, Tomás | C | Havana Stogies | 18 | 12/12/2008 | Jamundí | COL | Left | Right | 6' 3" | 210 lbs | - |
| Morales, Vincente | CF | Portland Beavers | 16 | 01/11/2010 | Unknown | DOM | Switch | Right | 6' 1" | 175 lbs | - |
| Morán, António | 1B | Chicago Hitmen | 26 | 11/09/2000 | Mexico City | MEX | Left | Left | 6' 2" | 215 lbs | $500,000 |
| Morán, David | SP | Brooklyn Black Knights | 19 | 11/28/2007 | Cardenas | CUB | Left | Left | 6' 4" | 190 lbs | - |
| Morán, Luis | CF | So Cal Republic | 23 | 03/13/2003 | Ciudad Guayana | VEN | Left | Left | 6' 1" | 200 lbs | - |
| Morán, Octávio | SP | Quebec Armada | 18 | 01/15/2008 | Unknown | MEX | Right | Right | 6' 1" | 170 lbs | - |
| Morán, Pancho | C | San Diego Hops | 17 | 07/25/2009 | Unknown | PUR | Right | Right | 6' 4" | 210 lbs | - |
| Morán, Vicente | SP | Chicago Hitmen | 18 | 10/18/2008 | Unknown | PUR | Left | Left | 5' 10" | 165 lbs | - |
| Mordasini, Ciriaco | SP | Las Vegas Gamblers | 24 | 08/20/2002 | Tucuman | ARG | Right | Right | 6' 1" | 190 lbs | - |
| Moreau, Eliot | RP | Washington Wildcats | 27 | 04/17/1999 | Saint-Marc | HAI | Left | Right | 6' 2" | 195 lbs | $750,000 |
| Morel, Aurélien | SS | Free Agent | 29 | 03/14/1997 | Gonaïves | HAI | Right | Right | 6' 3" | 225 lbs | - |
| Moreno, Ángel | C | Seattle Sasquatch | 16 | 06/10/2010 | San Pablo de las Salinas | MEX | Left | Right | 6' 1" | 185 lbs | - |
| Moreno, Armando | 3B | Duke City Danger | 28 | 11/09/1998 | Guadalajara | MEX | Left | Right | 6' 0" | 200 lbs | $5,500,000 |
| Moreno, Bartolo | SP | San Diego Hops | 18 | 03/20/2008 | Tariba | VEN | Right | Right | 6' 4" | 185 lbs | - |
| Moreno, Carlos | RF | Cabo San Lucas Toreros | 31 | 01/17/1995 | Turmero | VEN | Right | Left | 6' 5" | 240 lbs | $3,540,000 |
| Moreno, Edgardo | C | Georgia Grays | 17 | 03/19/2009 | Cartagena | COL | Right | Right | 6' 2" | 190 lbs | - |
| Moreno, Enrique | SS | Mile High Mustangs | 19 | 01/20/2007 | Envigado | COL | Right | Right | 6' 1" | 175 lbs | - |
| Moreno, Esteban | SP | Seattle Sasquatch | 22 | 08/23/2004 | San Cristóbal | VEN | Switch | Right | 6' 2" | 180 lbs | - |
| Moreno, Felipe | SP | Free Agent | 25 | 04/26/2001 | El Tigre | VEN | Right | Right | 6' 4" | 205 lbs | - |
| Moreno, Félix | SP | Montreal Bandits | 17 | 02/16/2009 | Unknown | PUR | Left | Left | 5' 10" | 160 lbs | - |
| Moreno, Javier | C | Quebec Armada | 17 | 05/12/2009 | Unknown | PUR | Right | Right | 6' 0" | 185 lbs | - |
| Moreno, Jesús | RP | Jersey Jesters | 25 | 11/29/2001 | Unknown | PUR | Right | Left | 6' 1" | 200 lbs | $500,000 |
| Moreno, Jorge | RF | Eureka Hornets | 29 | 10/06/1997 | Bethlehem | USA | Left | Left | 6' 0" | 225 lbs | $7,500,000 |
| Moreno, Juan | SP | Las Vegas Gamblers | 21 | 03/12/2005 | Bogota | COL | Left | Left | 6' 3" | 185 lbs | - |
| Moreno, Juan | SP | Jersey Jesters | 18 | 12/09/2008 | Unknown | CUB | Right | Right | 6' 7" | 205 lbs | - |
| Moreno, Pablo | CF | Mile High Mustangs | 16 | 06/02/2010 | Unknown | PUR | Right | Left | 6' 2" | 180 lbs | - |
| Moreno, Pedro | 1B | Quebec Armada | 18 | 12/27/2008 | Unknown | MEX | Left | Left | 6' 1" | 195 lbs | - |
| Moreno, Ramiro | SP | Cabo San Lucas Toreros | 19 | 08/17/2007 | Maracaibo | VEN | Left | Left | 6' 0" | 180 lbs | - |
| Moreno, Víctor | SS | Jersey Jesters | 17 | 11/06/2009 | Unknown | PAN | Right | Right | 6' 1" | 175 lbs | - |
| Morgan, Dave | C | Free Agent | 17 | 07/01/2009 | Unknown | CUR | Right | Right | 6' 3" | 195 lbs | - |
| Mori, Ken'ichi | SS | Dallas Texans | 23 | 09/02/2003 | Kasugai | JPN | Right | Right | 6' 0" | 180 lbs | - |
| Mori, Ken'ichi | SS | Dallas Texans | 18 | 11/23/2008 | Sapporo | JPN | Right | Right | 6' 0" | 170 lbs | - |
| Mori, Norogumi | C | Kansas City Tornadoes | 25 | 05/18/2001 | Washimiya | JPN | Right | Right | 6' 2" | 220 lbs | - |
| Mori, Ryosei | 1B | Georgia Grays | 22 | 12/18/2004 | Ichikawa | JPN | Left | Left | 6' 4" | 225 lbs | - |
| Mori, Sadahige | SP | Free Agent | 26 | 07/02/2000 | Kyoto | JPN | Right | Right | 6' 3" | 200 lbs | - |
| Mori, Sumitomo | C | Kansas City Tornadoes | 24 | 01/14/2002 | Koryo | JPN | Right | Right | 6' 3" | 220 lbs | - |
| Mori, Toshiki | SP | San Francisco Earthquakes | 17 | 08/17/2009 | Kure | JPN | Switch | Right | 6' 4" | 185 lbs | - |
| Morimoto, Nakazo | SP | Duke City Danger | 26 | 06/17/2000 | Honjo | JPN | Right | Right | 6' 2" | 195 lbs | - |
| Morimoto, Noriaki | SP | Georgia Grays | 20 | 11/16/2006 | Beppu | JPN | Right | Right | 6' 11" | 230 lbs | - |
| Morimoto, Yakamochi | 1B | Minnesota Berserkers | 26 | 08/23/2000 | Tenri | JPN | Switch | Right | 6' 4" | 235 lbs | - |
| Morín, Alfredo | SP | Kansas City Tornadoes | 20 | 06/16/2006 | Santiago | CHI | Left | Left | 6' 6" | 195 lbs | - |
| Morin, Claude | LF | Kansas City Tornadoes | 33 | 04/14/1993 | Edmonton | CAN | Left | Left | 5' 11" | 175 lbs | $1,550,000 |
| Morín, Juan | RP | New York Mafia | 27 | 01/30/1999 | Colorado Springs | USA | Left | Right | 6' 0" | 195 lbs | $500,000 |
| Morín, Manny | SS | South Carolina Bombers | 18 | 01/28/2008 | Unknown | PUR | Right | Right | 5' 10" | 160 lbs | - |
| Morishita, Kyoji | SP | South Carolina Bombers | 26 | 03/21/2000 | Fukuoka | JPN | Right | Right | 6' 5" | 215 lbs | - |
| Morita, Kazuhiro | RF | Jersey Jesters | 31 | 01/19/1995 | Hachinohe | JPN | Right | Left | 5' 10" | 205 lbs | $500,000 |
| Morita, Yoshitake | SS | Duke City Danger | 21 | 08/20/2005 | Atsugi | JPN | Left | Right | 6' 3" | 195 lbs | - |
| Morna, Venceslau | SP | Las Vegas Gamblers | 20 | 03/12/2006 | Ipojuca | BRA | Left | Left | 6' 0" | 170 lbs | - |
| Morrall, Leo | SP | Jersey Jesters | 21 | 07/23/2005 | Sydney | AUS | Left | Left | 6' 3" | 180 lbs | - |
| Morris, Griff | CF | Eureka Hornets | 23 | 09/17/2003 | South Oxhey | ENG | Left | Left | 6' 0" | 190 lbs | - |
| Morris, Hubert | RF | Free Agent | 35 | 04/29/1991 | St. Petersburg | USA | Left | Left | 6' 1" | 195 lbs | - |
| Morris, Leon | SP | Seattle Sasquatch | 25 | 11/24/2001 | Pembroke Pines | USA | Right | Right | 6' 3" | 210 lbs | $500,000 |
| Morris, Luke | SP | Seattle Sasquatch | 21 | 07/29/2005 | Sydney | AUS | Switch | Right | 6' 0" | 180 lbs | - |
| Morris, Truman | RF | San Francisco Earthquakes | 29 | 06/11/1997 | North Patchogue | USA | Left | Left | 6' 3" | 210 lbs | $2,500,000 |
| Mortimore, Ewan | 1B | Free Agent | 18 | 07/06/2008 | Birmingham | ENG | Switch | Right | 6' 3" | 205 lbs | - |
| Mota, José | C | San Diego Hops | 20 | 06/08/2006 | Caracas | VEN | Right | Right | 6' 0" | 185 lbs | - |
| Motsuzuki, Ogai | SP | Eureka Hornets | 18 | 09/02/2008 | Tokyo | JPN | Right | Right | 6' 3" | 195 lbs | - |
| Moule, Zachary | C | South Carolina Bombers | 20 | 07/25/2006 | Coventry | ENG | Right | Right | 6' 1" | 175 lbs | - |
| Moutinho, Edite | CF | Las Vegas Gamblers | 21 | 02/22/2005 | Belém | BRA | Right | Right | 5' 11" | 175 lbs | - |
| Movilha, Amancio | C | Free Agent | 22 | 08/05/2004 | Cumana | VEN | Right | Right | 6' 2" | 200 lbs | - |
| Moy, Li | CF | Dallas Texans | 19 | 11/11/2007 | Tucheng | TPE | Right | Right | 6' 2" | 185 lbs | - |
| Moyer, Michael | SP | Brooklyn Black Knights | 28 | 09/10/1998 | Unknown | USA | Right | Right | 6' 1" | 190 lbs | $500,000 |
| Moyle, Shane | LF | Free Agent | 21 | 07/12/2005 | Didcot | ENG | Switch | Left | 6' 2" | 190 lbs | - |
| Mpasa, Saled | 1B | Las Vegas Gamblers | 24 | 12/05/2002 | Benoni | RSA | Left | Left | 6' 5" | 240 lbs | - |
| Mrtola, Inácio | RP | Free Agent | 25 | 07/06/2001 | Valencia | VEN | Right | Right | 6' 2" | 200 lbs | - |
| Mudigonda, Ashis | 3B | Chicago Hitmen | 24 | 05/14/2002 | Gopalganj | IND | Right | Right | 6' 2" | 210 lbs | $500,000 |
| Mulazzoni, Adilmar | SS | Dallas Texans | 17 | 05/15/2009 | Baruta | VEN | Left | Right | 6' 3" | 185 lbs | - |
| Mulholland, Domenic | SP | Georgia Grays | 18 | 08/30/2008 | Sydney | AUS | Right | Right | 6' 1" | 175 lbs | - |
| Muliro, Shaun | RP | Free Agent | 19 | 09/05/2007 | Delmas | RSA | Right | Right | 6' 3" | 190 lbs | - |
| Mullinger, Oliver | CF | Dallas Texans | 16 | 01/31/2010 | Unknown | VGB | Left | Left | 6' 0" | 160 lbs | - |
| Mun, Chang-jun | SS | Kansas City Tornadoes | 20 | 09/07/2006 | Seoul | KOR | Right | Right | 6' 0" | 175 lbs | - |
| Mun, Mun-yeong | C | Jacksonville Jacks | 20 | 04/03/2006 | Pusan | KOR | Right | Right | 6' 5" | 210 lbs | - |
| Muñíz, Pedro | C | Jersey Jesters | 25 | 04/05/2001 | Caracas | VEN | Right | Right | 6' 4" | 235 lbs | - |
| Muñóz, Carlos | SP | Kansas City Tornadoes | 18 | 10/26/2008 | Unknown | MEX | Right | Right | 6' 2" | 180 lbs | - |
| Muñóz, Enrique | 3B | Montreal Bandits | 18 | 08/21/2008 | Unknown | GUA | Right | Right | 6' 0" | 170 lbs | - |
| Muñóz, Nacho | C | Manhattan Beach Patriots | 18 | 09/03/2008 | Ciudad Guayana | VEN | Right | Right | 6' 0" | 180 lbs | - |
| Muñóz, Paco | SP | Duke City Danger | 16 | 12/07/2010 | Unknown | DOM | Right | Right | 6' 0" | 170 lbs | - |
| Muñóz, Pancho | CF | Seattle Sasquatch | 17 | 05/03/2009 | Unknown | DOM | Left | Left | 6' 2" | 180 lbs | - |
| Muñóz, Pedro | SP | Chicago Hitmen | 18 | 03/01/2008 | Unknown | PUR | Right | Right | 6' 0" | 170 lbs | - |
| Muñóz, Pedro | SS | Montreal Bandits | 17 | 08/24/2009 | Unknown | CUB | Right | Right | 6' 0" | 170 lbs | - |
| Muñóz, Pepe | SS | New York Mafia | 17 | 09/16/2009 | Unknown | PAN | Right | Right | 6' 1" | 175 lbs | - |
| Muñóz, Robinson | CF | Havana Stogies | 18 | 05/16/2008 | Cali | COL | Right | Right | 5' 10" | 160 lbs | - |
| Murakami, Kitahachi | SP | Jacksonville Jacks | 17 | 08/06/2009 | Kagoshima | JPN | Left | Left | 6' 0" | 175 lbs | - |
| Murakami, Manobu | SP | Dallas Texans | 24 | 05/06/2002 | Wakayama | JPN | Left | Left | 6' 1" | 190 lbs | - |
| Murakami, Narihira | SS | Georgia Grays | 21 | 04/01/2005 | Ishioka | JPN | Switch | Right | 6' 0" | 180 lbs | - |
| Murakami, Takashi | SS | Jersey Jesters | 26 | 11/07/2000 | Fukuchiyama | JPN | Right | Right | 6' 1" | 195 lbs | - |
| Murata, Kazuyoshi | SP | South Carolina Bombers | 18 | 04/28/2008 | Sakura | JPN | Right | Right | 6' 3" | 180 lbs | - |
| Murata, Kuniyuki | C | Jersey Jesters | 23 | 02/07/2003 | Yomitan | JPN | Right | Right | 6' 0" | 200 lbs | - |
| Murata, Michihiro | SP | Jersey Jesters | 19 | 01/28/2007 | Zama | JPN | Left | Left | 6' 2" | 180 lbs | - |
| Murata, Seika | SP | Las Vegas Gamblers | 26 | 04/11/2000 | Kajiki | JPN | Right | Right | 6' 0" | 170 lbs | - |
| Murayama, Toyokazu | RF | Quebec Armada | 22 | 01/09/2004 | Unknown | JPN | Right | Right | 6' 1" | 190 lbs | $500,000 |
| Murfin, Theo | C | Jersey Jesters | 21 | 05/02/2005 | Consett | ENG | Right | Right | 6' 0" | 190 lbs | - |
| Murillo, Fernando | RF | Dallas Texans | 29 | 07/26/1997 | Cotuí | DOM | Left | Left | 6' 0" | 220 lbs | $13,050,000 |
| Murphy, Baden | 1B | Duke City Danger | 32 | 09/29/1994 | Sydney | AUS | Left | Right | 6' 5" | 250 lbs | $10,240,000 |
| Murphy, J.R. | RP | Free Agent | 33 | 10/09/1993 | Murray | USA | Left | Right | 6' 4" | 245 lbs | - |
| Muti, Cecilio | CF | San Diego Hops | 18 | 05/13/2008 | Los Teques | VEN | Right | Right | 6' 0" | 180 lbs | - |
| Muto, Munemitsu | SS | Duke City Danger | 22 | 11/17/2004 | Nagoya | JPN | Left | Right | 6' 1" | 180 lbs | - |
| Mwinyi, Tewolde | LF | Free Agent | 20 | 11/28/2006 | Durban | RSA | Left | Right | 6' 3" | 205 lbs | - |
| Myatt, Isaac | SP | So Cal Republic | 25 | 10/01/2001 | Bolton | ENG | Left | Right | 6' 1" | 190 lbs | - |
| Mytton, Corey | SP | Mile High Mustangs | 23 | 07/27/2003 | Romsey | ENG | Right | Right | 6' 6" | 215 lbs | - |
