| Third Baseman |
| Abreu, Tony (DL) 3B, Los Angeles Dodgers |
| Atkins, Garrett 3B, Colorado Rockies |
| Aybar, Willy (DL) 3B, Tampa Bay Rays |
| Bautista, Jose A. 3B, Pittsburgh Pirates |
| Beltre, Adrian 3B, Seattle Mariners |
| Betemit, Wilson (DL) 3B, New York Yankees |
| Blake, Casey 3B, Cleveland Indians |
| Blalock, Hank (DL) 3B, Texas Rangers |
| Blum, Geoff 3B, Houston Astros |
| Boone, Aaron 3B, Washington Nationals |
| Branyan, Russell (FA) 3B, St. Louis Cardinals |
| Brown, Matt 3B, Los Angeles Angels |
| Cantu, Jorge 3B, Florida Marlins |
| Carroll, Jamey 3B, Cleveland Indians |
| Castillo, Jose 3B, San Francisco Giants |
| Chavez, Eric (DL) 3B, Oakland Athletics |
| Cirillo, Jeff (FA) 3B, Arizona Diamondbacks |
| Clark, Howie R. 3B, Minnesota Twins |
| Counsell, Craig 3B, Milwaukee Brewers |
| Crede, Joe 3B, Chicago White Sox |
| Dewitt, Blake 3B, Los Angeles Dodgers |
| Dillon, Joe 3B, Milwaukee Brewers |
| Dobbs, Greg 3B, Philadelphia Phillies |
| Duran, German 3B, Texas Rangers |
| Encarnacion, Edwin 3B, Cincinnati Reds |
| Feliz, Pedro 3B, Philadelphia Phillies |
| Figgins, Chone (DL) 3B, Los Angeles Angels |
| Glaus, Troy 3B, St. Louis Cardinals |
| Gonzalez, Edgar V. 3B, San Diego Padres |
| Gordon, Alex 3B, Kansas City Royals |
| Hall, Bill 3B, Milwaukee Brewers |
| Hannahan, Jack 3B, Oakland Athletics |
| Inge, Brandon 3B, Detroit Tigers |
| Inglett, Joe 3B, Toronto Blue Jays |
| Jones, Chipper 3B, Atlanta Braves |
| Koskie, Corey (DL) 3B, Milwaukee Brewers |
| Kouzmanoff, Kevin 3B, San Diego Padres |
| Lamb, Mike 3B, Minnesota Twins |
| Longoria, Evan 3B, Tampa Bay Rays |
| Lowell, Mike 3B, Boston Red Sox |
| Mackowiak, Rob 3B, Washington Nationals |
| Marte, Andy 3B, Cleveland Indians |
| Mora, Melvin 3B, Baltimore Orioles |
| Prado, Martin (DL) 3B, Atlanta Braves |
| Punto, Nick (DL) 3B, Minnesota Twins |
| Ramirez, Aramis 3B, Chicago Cubs |
| Reynolds, Mark 3B, Arizona Diamondbacks |
| Rodriguez, Alex (DL) 3B, New York Yankees |
| Rolen, Scott 3B, Toronto Blue Jays |
| Tatis, Fernando 3B, New York Mets |
| Tracy, Chad (DL) 3B, Arizona Diamondbacks |
| Vazquez, Ramon 3B, Texas Rangers |
| Wigginton, Ty 3B, Houston Astros |
| Wright, David 3B, New York Mets |
| Zimmerman, Ryan 3B, Washington Nationals |
