| Relief Pitcher |
| Aardsma, David (DL) RP, Boston Red Sox |
| Accardo, Jeremy (DL) RP, Toronto Blue Jays |
| Aceves, Alfredo RP, New York Yankees |
| Acosta, Manny RP, Atlanta Braves |
| Adams, Mike M. RP, San Diego Padres |
| Affeldt, Jeremy RP, Cincinnati Reds |
| Albaladejo, Jonathan (DL) RP, New York Yankees |
| Albers, Matt (DL) RP, Baltimore Orioles |
| Alfonseca, Antonio (FA) RP, Philadelphia Phillies |
| Arredondo, Jose RP, Los Angeles Angels |
| Ayala, Luis RP, New York Mets |
| Baez, Danys (DL) RP, Baltimore Orioles |
| Balfour, Grant RP, Tampa Bay Rays |
| Bautista, Denny RP, Pittsburgh Pirates |
| Beimel, Joe RP, Los Angeles Dodgers |
| Bell, Heath RP, San Diego Padres |
| Bennett, Jeff RP, Atlanta Braves |
| Benoit, Joaquin RP, Texas Rangers |
| Betancourt, Rafael RP, Cleveland Indians |
| Bierd, Randor RP, Baltimore Orioles |
| Blevins, Jerry RP, Oakland Athletics |
| Bonser, Boof RP, Minnesota Twins |
| Boyer, Blaine RP, Atlanta Braves |
| Bradford, Chad RP, Tampa Bay Rays |
| Braun, Ryan Z. (DL) RP, Kansas City Royals |
| Bray, Bill RP, Cincinnati Reds |
| Breslow, Craig A. RP, Minnesota Twins |
| Britton, Chris RP, New York Yankees |
| Brocail, Doug RP, Houston Astros |
| Brown, Andrew (DL) RP, Oakland Athletics |
| Broxton, Jonathan RP, Los Angeles Dodgers |
| Bruney, Brian RP, New York Yankees |
| Buchholz, Taylor RP, Colorado Rockies |
| Buckner, Billy RP, Arizona Diamondbacks |
| Burgos, Ambiorix (DL) RP, New York Mets |
| Burnett, Sean RP, Pittsburgh Pirates |
| Burres, Brian RP, Baltimore Orioles |
| Burton, Jared (DL) RP, Cincinnati Reds |
| Byrdak, Tim RP, Houston Astros |
| Cabrera, Fernando RP, Baltimore Orioles |
| Camp, Shawn RP, Toronto Blue Jays |
| Capps, Matt RP, Pittsburgh Pirates |
| Carlson, Jesse RP, Toronto Blue Jays |
| Carlyle, Buddy RP, Atlanta Braves |
| Carrasco, D.J. RP, Chicago White Sox |
| Casilla, Santiago RP, Oakland Athletics |
| Castillo, Alberto RP, Baltimore Orioles |
| Castro, Fabio RP, Philadelphia Phillies |
| Chavez, Jesse RP, Pittsburgh Pirates |
| Cherry, Rocky RP, Baltimore Orioles |
| Colome, Jesus RP, Washington Nationals |
| Condrey, Clay RP, Philadelphia Phillies |
| Corcoran, Roy RP, Seattle Mariners |
| Cordero, Chad (DL) RP, Washington Nationals |
| Cordero, Francisco RP, Cincinnati Reds |
| Cormier, Lance RP, Baltimore Orioles |
| Corpas, Manny RP, Colorado Rockies |
| Correia, Kevin RP, San Francisco Giants |
| Cotts, Neal RP, Chicago Cubs |
| Crain, Jesse RP, Minnesota Twins |
| Cruz, Juan RP, Arizona Diamondbacks |
| Delcarmen, Manny RP, Boston Red Sox |
| Devine, Joey RP, Oakland Athletics |
| Dickey, R.A. RP, Seattle Mariners |
| Donnelly, Brendan RP, Cleveland Indians |
| Dotel, Octavio RP, Chicago White Sox |
| Downs, Scott RP, Toronto Blue Jays |
| Durbin, Chad RP, Philadelphia Phillies |
| Embree, Alan RP, Oakland Athletics |
| Eyre, Scott RP, Philadelphia Phillies |
| Eyre, Willie (DL) RP, Texas Rangers |
| Falkenborg, Brian RP, San Diego Padres |
| Farnsworth, Kyle RP, Detroit Tigers |
| Feierabend, Ryan RP, Seattle Mariners |
| Feliciano, Pedro RP, New York Mets |
| Figueroa, Nelson RP, New York Mets |
| Fossum, Casey RP, Detroit Tigers |
| Foulke, Keith (DL) RP, Oakland Athletics |
| Fox, Chad (DL) RP, Chicago Cubs |
| Francisco, Frank RP, Texas Rangers |
| Franklin, Ryan RP, St. Louis Cardinals |
| Frasor, Jason RP, Toronto Blue Jays |
| Fuentes, Brian RP, Colorado Rockies |
| Fulchino, Jeff RP, Kansas City Royals |
| Gagne, Eric RP, Milwaukee Brewers |
| Garcia, Harvey (DL) RP, Florida Marlins |
| Gardner, Lee (DL) RP, Florida Marlins |
| Gaudin, Chad RP, Chicago Cubs |
| Geary, Geoff RP, Houston Astros |
| Glover, Gary RP, Detroit Tigers |
| Gobble, Jimmy (DL) RP, Kansas City Royals |
| Gonzalez, Edgar G. (DL) RP, Arizona Diamondbacks |
| Gonzalez, Mike RP, Atlanta Braves |
| Gordon, Tom (DL) RP, Philadelphia Phillies |
| Grabow, John RP, Pittsburgh Pirates |
| Green, Sean RP, Seattle Mariners |
| Gregg, Kevin RP, Florida Marlins |
| Grilli, Jason RP, Colorado Rockies |
| Guardado, Eddie RP, Minnesota Twins |
| Guerrier, Matt RP, Minnesota Twins |
| Hammel, Jason RP, Tampa Bay Rays |
| Hampson, Justin RP, San Diego Padres |
| Hanrahan, Joel RP, Washington Nationals |
| Hawkins, LaTroy RP, Houston Astros |
| Heilman, Aaron RP, New York Mets |
| Herges, Matt (DL) RP, Colorado Rockies |
| Hinshaw, Alex RP, San Francisco Giants |
| Hoey, Jim (DL) RP, Baltimore Orioles |
| Hoffman, Trevor RP, San Diego Padres |
| Howell, J.P. RP, Tampa Bay Rays |
| Howry, Bob RP, Chicago Cubs |
| Isringhausen, Jason (DL) RP, St. Louis Cardinals |
| Janssen, Casey (DL) RP, Toronto Blue Jays |
| Jenks, Bobby RP, Chicago White Sox |
| Jimenez, Cesar RP, Seattle Mariners |
| Johnson, Jim R. RP, Baltimore Orioles |
| Johnson, Tyler J. (DL) RP, St. Louis Cardinals |
| Jones, Todd (DL) RP, Detroit Tigers |
| Karstens, Jeff RP, Pittsburgh Pirates |
| Kensing, Logan RP, Florida Marlins |
| Kinney, Josh (DL) RP, St. Louis Cardinals |
| Kobayashi, Masahide RP, Cleveland Indians |
| Kuo, Hong-Chih RP, Los Angeles Dodgers |
| League, Brandon RP, Toronto Blue Jays |
| Ledezma, Wil RP, San Diego Padres |
| Lewis, Jensen RP, Cleveland Indians |
| Lidge, Brad RP, Philadelphia Phillies |
| Lieber, Jon (DL) RP, Chicago Cubs |
| Lincoln, Mike RP, Cincinnati Reds |
| Lindstrom, Matt RP, Florida Marlins |
| Linebrink, Scott (DL) RP, Chicago White Sox |
| Lopez, Aquilino RP, Detroit Tigers |
| Lopez, Javier RP, Boston Red Sox |
| Lyon, Brandon RP, Arizona Diamondbacks |
| Madrigal, Warner RP, Texas Rangers |
| Madson, Ryan RP, Philadelphia Phillies |
| Mahay, Ron (DL) RP, Kansas City Royals |
| Majewski, Gary RP, Cincinnati Reds |
| Manning, Charlie RP, Washington Nationals |
| Marmol, Carlos RP, Chicago Cubs |
| Marshall, Sean RP, Chicago Cubs |
| Marte, Damaso RP, New York Yankees |
| Masset, Nick RP, Cincinnati Reds |
| McClellan, Kyle RP, St. Louis Cardinals |
| Mercker, Kent (DL) RP, Cincinnati Reds |
| Mesa, Jose (FA) RP, Philadelphia Phillies |
| Messenger, Randy RP, Seattle Mariners |
| Miller, Trever RP, Tampa Bay Rays |
| Miner, Zach RP, Detroit Tigers |
| Mota, Guillermo RP, Milwaukee Brewers |
| Moylan, Peter (DL) RP, Atlanta Braves |
| Mujica, Edward RP, Cleveland Indians |
| Murray, A.J. (DL) RP, Texas Rangers |
| Nathan, Joe RP, Minnesota Twins |
| Nelson, Joe RP, Florida Marlins |
| Neshek, Pat (DL) RP, Minnesota Twins |
| Nippert, Dustin RP, Texas Rangers |
| Nunez, Leo RP, Kansas City Royals |
| Nunez, Vladimir RP, Atlanta Braves |
| Ohman, Will RP, Atlanta Braves |
| Okajima, Hideki RP, Boston Red Sox |
| Oliver, Darren RP, Los Angeles Angels |
| Orvella, Chad (DL) RP, Tampa Bay Rays |
| Otsuka, Akinori (FA) RP, Texas Rangers |
| Owens, Henry (DL) RP, Florida Marlins |
| Papelbon, Jonathan RP, Boston Red Sox |
| Park, Chan Ho RP, Los Angeles Dodgers |
| Pena, Tony A. RP, Arizona Diamondbacks |
| Peralta, Joel RP, Kansas City Royals |
| Percival, Troy (DL) RP, Tampa Bay Rays |
| Perez, Chris RP, St. Louis Cardinals |
| Perez, Rafael RP, Cleveland Indians |
| Pinto, Renyel (DL) RP, Florida Marlins |
| Proctor, Scott (DL) RP, Los Angeles Dodgers |
| Putz, J.J. RP, Seattle Mariners |
| Qualls, Chad RP, Arizona Diamondbacks |
| Ramirez, Edwar RP, New York Yankees |
| Ramirez, Horacio RP, Chicago White Sox |
| Ramirez, Ramon RP, Kansas City Royals |
| Rauch, Jon RP, Arizona Diamondbacks |
| Ray, Chris (DL) RP, Baltimore Orioles |
| Register, Steven RP, Colorado Rockies |
| Reyes, Anthony RP, Cleveland Indians |
| Reyes, Dennys RP, Minnesota Twins |
| Rhodes, Arthur RP, Florida Marlins |
| Rincon, Juan RP, Cleveland Indians |
| Riske, David RP, Milwaukee Brewers |
| Rivera, Mariano RP, New York Yankees |
| Rivera, Saul RP, Washington Nationals |
| Rodney, Fernando RP, Detroit Tigers |
| Rodriguez, Francisco RP, Los Angeles Angels |
| Romero, J.C. RP, Philadelphia Phillies |
| Romo, Sergio RP, San Francisco Giants |
| Rosales, Leo RP, Arizona Diamondbacks |
| Rosario, Francisco A. (DL) RP, Philadelphia Phillies |
| Rowland-Smith, Ryan RP, Seattle Mariners |
| Rupe, Josh RP, Texas Rangers |
| Ryan, B.J. RP, Toronto Blue Jays |
| Sadler, Billy RP, San Francisco Giants |
| Saito, Takashi (DL) RP, Los Angeles Dodgers |
| Salas, Juan RP, Tampa Bay Rays |
| Samardzija, Jeff RP, Chicago Cubs |
| Sampson, Chris RP, Houston Astros |
| Sanchez, Duaner RP, New York Mets |
| Sarfate, Dennis RP, Baltimore Orioles |
| Schoeneweis, Scott RP, New York Mets |
| Seanez, Rudy RP, Philadelphia Phillies |
| Seay, Bobby RP, Detroit Tigers |
| Sele, Aaron (FA) RP, New York Mets |
| Shell, Steven RP, Washington Nationals |
| Sherrill, George (DL) RP, Baltimore Orioles |
| Shields, Scot RP, Los Angeles Angels |
| Shouse, Brian RP, Milwaukee Brewers |
| Smith, Joe RP, New York Mets |
| Soria, Joakim RP, Kansas City Royals |
| Soriano, Rafael (DL) RP, Atlanta Braves |
| Speier, Justin RP, Los Angeles Angels |
| Speier, Ryan RP, Colorado Rockies |
| Springer, Russ RP, St. Louis Cardinals |
| Street, Huston RP, Oakland Athletics |
| Tallet, Brian RP, Toronto Blue Jays |
| Taschner, Jack RP, San Francisco Giants |
| Tavarez, Julian RP, Atlanta Braves |
| Tejeda, Robinson RP, Kansas City Royals |
| Thompson, Brad RP, St. Louis Cardinals |
| Thornton, Matt RP, Chicago White Sox |
| Timlin, Mike RP, Boston Red Sox |
| Torres, Salomon RP, Milwaukee Brewers |
| Troncoso, Ramon RP, Los Angeles Dodgers |
| Valdez, Merkin (DL) RP, San Francisco Giants |
| Valverde, Jose RP, Houston Astros |
| Veras, Jose RP, New York Yankees |
| Villanueva, Carlos RP, Milwaukee Brewers |
| Villone, Ron RP, St. Louis Cardinals |
| Vizcaino, Luis RP, Colorado Rockies |
| Wade, Cory RP, Los Angeles Dodgers |
| Waechter, Doug RP, Florida Marlins |
| Wagner, Billy (DL) RP, New York Mets |
| Wagner, Ryan (DL) RP, Washington Nationals |
| Walker, Jamie RP, Baltimore Orioles |
| Walker, Tyler RP, San Francisco Giants |
| Weathers, David RP, Cincinnati Reds |
| Wheeler, Dan RP, Tampa Bay Rays |
| White, Bill RP, Texas Rangers |
| Wickman, Bob (FA) RP, Arizona Diamondbacks |
| Wilson, Brian RP, San Francisco Giants |
| Wilson, C.J. (DL) RP, Texas Rangers |
| Wise, Matt (DL) RP, New York Mets |
| Wood, Kerry RP, Chicago Cubs |
| Woods, Jake RP, Seattle Mariners |
| Wright, Jamey RP, Texas Rangers |
| Wright, Wesley RP, Houston Astros |
| Yabu, Keiichi RP, San Francisco Giants |
| Yates, Tyler RP, Pittsburgh Pirates |
| Zagurski, Mike (DL) RP, Philadelphia Phillies |
| Ziegler, Brad RP, Oakland Athletics |
| Zumaya, Joel (DL) RP, Detroit Tigers |
