| ALPHABETICAL LISTING FOR: M |
| Mackowiak, Rob 3B, Washington Nationals |
| Maddux, Greg SP, San Diego Padres |
| Madson, Ryan RP, Philadelphia Phillies |
| Mahay, Ron RP, Kansas City Royals |
| Maholm, Paul SP, Pittsburgh Pirates |
| Maine, John SP, New York Mets |
| Marcum, Shaun SP, Toronto Blue Jays |
| Markakis, Nick RF, Baltimore Orioles |
| Marmol, Carlos RP, Chicago Cubs |
| Marquis, Jason SP, Chicago Cubs |
| Marte, Andy 3B, Cleveland Indians |
| Marte, Damaso RP, Pittsburgh Pirates |
| Martin, Russell C, Los Angeles Dodgers |
| Martinez, Pedro (DL) SP, New York Mets |
| Martinez, Victor C, Cleveland Indians |
| Masset, Nick RP, Chicago White Sox |
| Mathieson, Scott (DL) SP, Philadelphia Phillies |
| Mathis, Doug RP, Texas Rangers |
| Mathis, Jeff C, Los Angeles Angels |
| Matsui, Hideki DH, New York Yankees |
| Matsui, Kazuo 2B, Houston Astros |
| Matsuzaka, Daisuke SP, Boston Red Sox |
| Matthews, Gary CF, Los Angeles Angels |
| Mauer, Joe C, Minnesota Twins |
| Maza, Luis 2B, Los Angeles Dodgers |
| McAnulty, Paul LF, San Diego Padres |
| McCann, Brian C, Atlanta Braves |
| McCarthy, Brandon (DL) SP, Texas Rangers |
| McClellan, Kyle RP, St. Louis Cardinals |
| McClung, Seth RP, Milwaukee Brewers |
| McDonald, John (DL) SS, Toronto Blue Jays |
| McGowan, Dustin SP, Toronto Blue Jays |
| McLouth, Nate CF, Pittsburgh Pirates |
| Meche, Gil SP, Kansas City Royals |
| Medders, Brandon RP, Arizona Diamondbacks |
| Mench, Kevin OF, Toronto Blue Jays |
| Mendoza, Luis (DL) SP, Texas Rangers |
| Mercker, Kent (DL) RP, Cincinnati Reds |
| Meredith, Cla C. RP, San Diego Padres |
| Mesa, Jose (FA) RP, Philadelphia Phillies |
| Michaels, Jason LF, Pittsburgh Pirates |
| Mientkiewicz, Doug 1B, Pittsburgh Pirates |
| Miles, Aaron 2B, St. Louis Cardinals |
| Millar, Kevin 1B, Baltimore Orioles |
| Milledge, Lastings CF, Washington Nationals |
| Miller, Andrew SP, Florida Marlins |
| Miller, Corky C, Atlanta Braves |
| Miller, Damian (FA) C, Milwaukee Brewers |
| Miller, Justin RP, Florida Marlins |
| Miller, Trever RP, Tampa Bay Rays |
| Millwood, Kevin (DL) SP, Texas Rangers |
| Milton, Eric (FA) SP, Cincinnati Reds |
| Miner, Zach RP, Detroit Tigers |
| Misch, Patrick RP, San Francisco Giants |
| Mitre, Sergio (DL) SP, Florida Marlins |
| Moehler, Brian RP, Houston Astros |
| Moeller, Chad C, New York Yankees |
| Molina, Bengie C, San Francisco Giants |
| Molina, Jose C, New York Yankees |
| Molina, Yadier C, St. Louis Cardinals |
| Monroe, Craig OF, Minnesota Twins |
| Montero, Miguel C, Arizona Diamondbacks |
| Mora, Melvin 3B, Baltimore Orioles |
| Morneau, Justin 1B, Minnesota Twins |
| Morrow, Brandon RP, Seattle Mariners |
| Morse, Mike (DL) RF, Seattle Mariners |
| Moseley, Dustin (DL) RP, Los Angeles Angels |
| Moss, Brandon (DL) LF, Boston Red Sox |
| Mota, Guillermo RP, Milwaukee Brewers |
| Moyer, Jamie SP, Philadelphia Phillies |
| Moylan, Peter (DL) RP, Atlanta Braves |
| Mulder, Mark (DL) SP, St. Louis Cardinals |
| Murphy, David RF, Texas Rangers |
| Murphy, Donnie SS, Oakland Athletics |
| Mussina, Mike SP, New York Yankees |
| Myers, Brett RP, Philadelphia Phillies |
