| Relief Pitcher |
| Aardsma, David RP, Boston Red Sox |
| Accardo, Jeremy (DL) RP, Toronto Blue Jays |
| Acosta, Manny RP, Atlanta Braves |
| Affeldt, Jeremy RP, Cincinnati Reds |
| Albaladejo, Jonathan (DL) RP, New York Yankees |
| Alfonseca, Antonio (FA) RP, Philadelphia Phillies |
| Arias, Alberto RP, Colorado Rockies |
| Ayala, Luis RP, Washington Nationals |
| Baez, Danys (DL) RP, Baltimore Orioles |
| Bass, Brian RP, Minnesota Twins |
| Bautista, Denny (DL) RP, Detroit Tigers |
| Beimel, Joe RP, Los Angeles Dodgers |
| Bell, Heath RP, San Diego Padres |
| Benitez, Armando RP, Toronto Blue Jays |
| Benoit, Joaquin RP, Texas Rangers |
| Betancourt, Rafael RP, Cleveland Indians |
| Bierd, Randor (DL) RP, Baltimore Orioles |
| Billingsley, Chad RP, Los Angeles Dodgers |
| Bootcheck, Chris RP, Los Angeles Angels |
| Borkowski, Dave RP, Houston Astros |
| Borowski, Joe (DL) RP, Cleveland Indians |
| Bowie, Micah (DL) RP, Colorado Rockies |
| Boyer, Blaine RP, Atlanta Braves |
| Bradford, Chad RP, Baltimore Orioles |
| Bray, Bill RP, Cincinnati Reds |
| Brazoban, Yhency RP, Los Angeles Dodgers |
| Breslow, Craig A. RP, Cleveland Indians |
| Britton, Chris RP, New York Yankees |
| Brocail, Doug RP, Houston Astros |
| Brown, Andrew RP, Oakland Athletics |
| Broxton, Jonathan RP, Los Angeles Dodgers |
| Bruney, Brian (DL) RP, New York Yankees |
| Buchholz, Taylor RP, Colorado Rockies |
| Burgos, Ambiorix (DL) RP, New York Mets |
| Burres, Brian RP, Baltimore Orioles |
| Burton, Jared RP, Cincinnati Reds |
| Byrdak, Tim RP, Houston Astros |
| Cabrera, Fernando (DL) RP, Baltimore Orioles |
| Calero, Kiko (DL) RP, Oakland Athletics |
| Cameron, Kevin (DL) RP, San Diego Padres |
| Camp, Shawn RP, Toronto Blue Jays |
| Capps, Matt RP, Pittsburgh Pirates |
| Carlson, Jesse RP, Toronto Blue Jays |
| Casilla, Santiago (DL) RP, Oakland Athletics |
| Chamberlain, Joba RP, New York Yankees |
| Cherry, Rocky (DL) RP, Baltimore Orioles |
| Choate, Randy (DL) RP, Milwaukee Brewers |
| Chulk, Vinnie RP, San Francisco Giants |
| Colome, Jesus RP, Washington Nationals |
| Condrey, Clay RP, Philadelphia Phillies |
| Cordero, Chad (DL) RP, Washington Nationals |
| Cordero, Francisco RP, Cincinnati Reds |
| Corey, Bryan RP, San Diego Padres |
| Cormier, Lance RP, Baltimore Orioles |
| Corpas, Manny RP, Colorado Rockies |
| Correia, Kevin (DL) RP, San Francisco Giants |
| Coutlangus, Jon RP, Arizona Diamondbacks |
| Crain, Jesse RP, Minnesota Twins |
| Cruceta, Francisco RP, Detroit Tigers |
| Cruz, Juan RP, Arizona Diamondbacks |
| Delcarmen, Manny RP, Boston Red Sox |
| Dempster, Ryan RP, Chicago Cubs |
| Devine, Joey RP, Oakland Athletics |
| DiFelice, Mark RP, Milwaukee Brewers |
| Dolsi, Freddy RP, Detroit Tigers |
| Dotel, Octavio RP, Chicago White Sox |
| Downs, Scott RP, Toronto Blue Jays |
| Duchscherer, Justin RP, Oakland Athletics |
| Embree, Alan RP, Oakland Athletics |
| Eyre, Scott RP, Chicago Cubs |
| Eyre, Willie (DL) RP, Texas Rangers |
| Farnsworth, Kyle RP, New York Yankees |
| Feldman, Scott RP, Texas Rangers |
| Feliciano, Pedro RP, New York Mets |
| Flores, Randy RP, St. Louis Cardinals |
| Foulke, Keith RP, Oakland Athletics |
| Fox, Chad 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 |
| Gagne, Eric RP, Milwaukee Brewers |
| Gallagher, Sean RP, Chicago Cubs |
| Garcia, Anderson (DL) RP, Seattle Mariners |
| Garcia, Harvey (DL) RP, Florida Marlins |
| Gardner, Lee (DL) RP, Florida Marlins |
| Geary, Geoff (DL) RP, Houston Astros |
| German, Franklyn RP, Texas Rangers |
| Glover, Gary RP, Tampa Bay Rays |
| Gobble, Jimmy RP, Kansas City Royals |
| Gonzalez, Edgar G. RP, Arizona Diamondbacks |
| Gonzalez, Mike (DL) RP, Atlanta Braves |
| Gordon, Tom 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, Texas Rangers |
| Guerrier, Matt RP, Minnesota Twins |
| Guevara, Carlos (DL) RP, San Diego Padres |
| Hampson, Justin (DL) RP, San Diego Padres |
| Hansen, Craig RP, Boston Red Sox |
| Hawkins, LaTroy RP, New York Yankees |
| Heilman, Aaron RP, New York Mets |
| Henn, Sean RP, San Diego Padres |
| Herges, Matt RP, Colorado Rockies |
| Hinshaw, Alex RP, San Francisco Giants |
| Hoey, Jim (DL) RP, Baltimore Orioles |
| Hoffman, Trevor RP, San Diego Padres |
| 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 |
| Johnson, Tyler J. (DL) RP, St. Louis Cardinals |
| Jones, Todd RP, Detroit Tigers |
| Julio, Jorge RP, Cleveland Indians |
| Kensing, Logan RP, Florida Marlins |
| Kinney, Josh (DL) RP, St. Louis Cardinals |
| Kobayashi, Masahide RP, Cleveland Indians |
| Korecky, Bobby RP, Minnesota Twins |
| Ledezma, Wil RP, San Diego Padres |
| Lewis, Jensen RP, Cleveland Indians |
| Lidge, Brad RP, Philadelphia Phillies |
| Lincoln, Mike RP, Cincinnati Reds |
| Lindstrom, Matt RP, Florida Marlins |
| Linebrink, Scott RP, Chicago White Sox |
| Loaiza, Esteban (DL) RP, Los Angeles Dodgers |
| Logan, Boone RP, Chicago White Sox |
| Lopez, Aquilino RP, Detroit Tigers |
| Lopez, Javier RP, Boston Red Sox |
| Lowe, Mark RP, Seattle Mariners |
| Lyon, Brandon RP, Arizona Diamondbacks |
| Madson, Ryan RP, Philadelphia Phillies |
| Mahay, Ron RP, Kansas City Royals |
| Marmol, Carlos RP, Chicago Cubs |
| Marte, Damaso RP, Pittsburgh Pirates |
| Masset, Nick RP, Chicago White Sox |
| Mathis, Doug RP, Texas Rangers |
| McClellan, Kyle RP, St. Louis Cardinals |
| McClung, Seth RP, Milwaukee Brewers |
| Medders, Brandon RP, Arizona Diamondbacks |
| Mercker, Kent (DL) RP, Cincinnati Reds |
| Meredith, Cla C. RP, San Diego Padres |
| Mesa, Jose (FA) RP, Philadelphia Phillies |
| Miller, Justin RP, Florida Marlins |
| Miller, Trever RP, Tampa Bay Rays |
| Miner, Zach RP, Detroit Tigers |
| Misch, Patrick RP, San Francisco Giants |
| Moehler, Brian RP, Houston Astros |
| Morrow, Brandon RP, Seattle Mariners |
| Moseley, Dustin (DL) RP, Los Angeles Angels |
| Mota, Guillermo RP, Milwaukee Brewers |
| Moylan, Peter (DL) RP, Atlanta Braves |
| Myers, Brett RP, Philadelphia Phillies |
| Nathan, Joe RP, Minnesota Twins |
| Neshek, Pat (DL) RP, Minnesota Twins |
| Newman, Josh RP, Colorado Rockies |
| Nieve, Fernando RP, Houston Astros |
| Nippert, Dustin (DL) RP, Texas Rangers |
| Ohlendorf, Ross RP, New York Yankees |
| Ohman, Will RP, Atlanta Braves |
| Okajima, Hideki RP, Boston Red Sox |
| Oliver, Darren RP, Los Angeles Angels |
| Orvella, Chad (DL) RP, Tampa Bay Rays |
| Osoria, Franquelis RP, Pittsburgh Pirates |
| Otsuka, Akinori (FA) RP, Texas Rangers |
| Owens, Henry (DL) RP, Florida Marlins |
| Papelbon, Jonathan RP, Boston Red Sox |
| Pena, Tony A. RP, Arizona Diamondbacks |
| Peralta, Joel RP, Kansas City Royals |
| Percival, Troy RP, Tampa Bay Rays |
| Perez, Chris RP, St. Louis Cardinals |
| Perez, Rafael RP, Cleveland Indians |
| Perkins, Glen RP, Minnesota Twins |
| Pinto, Renyel RP, Florida Marlins |
| Proctor, Scott RP, Los Angeles Dodgers |
| Putz, J.J. RP, Seattle Mariners |
| Qualls, Chad RP, Arizona Diamondbacks |
| Ramirez, Edwar RP, New York Yankees |
| Ramirez, Ramon RP, Kansas City Royals |
| Rapada, Clay RP, Detroit Tigers |
| Rauch, Jon RP, Washington Nationals |
| Ray, Chris (DL) RP, Baltimore Orioles |
| Resop, Chris RP, Atlanta Braves |
| Reyes, Al RP, Tampa Bay Rays |
| Reyes, Dennys RP, Minnesota Twins |
| Rhodes, Arthur RP, Seattle Mariners |
| Rincon, Juan RP, Minnesota Twins |
| Ring, Royce RP, Atlanta Braves |
| Riske, David (DL) RP, Milwaukee Brewers |
| Rivera, Mariano RP, New York Yankees |
| Rivera, Saul RP, Washington Nationals |
| Rodney, Fernando (DL) RP, Detroit Tigers |
| Rodriguez, Francisco RP, Los Angeles Angels |
| Romero, J.C. RP, Philadelphia Phillies |
| 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 RP, Los Angeles Dodgers |
| Salas, Juan RP, Tampa Bay Rays |
| Salas, Marino RP, Pittsburgh Pirates |
| 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 |
| Sherrill, George RP, Baltimore Orioles |
| Shields, Scot RP, Los Angeles Angels |
| Shouse, Brian RP, Milwaukee Brewers |
| Slaten, Doug RP, Arizona Diamondbacks |
| 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 (DL) RP, Colorado Rockies |
| Springer, Russ RP, St. Louis Cardinals |
| Stockman, Phil RP, Atlanta Braves |
| Street, Huston RP, Oakland Athletics |
| Tallet, Brian RP, Toronto Blue Jays |
| Tankersley, Taylor RP, Florida Marlins |
| Taschner, Jack RP, San Francisco Giants |
| Thompson, Brad (DL) RP, St. Louis Cardinals |
| Thornton, Matt RP, Chicago White Sox |
| Threets, Erick (DL) RP, San Francisco Giants |
| Timlin, Mike RP, Boston Red Sox |
| Torres, Salomon RP, Milwaukee Brewers |
| Valdez, Merkin (DL) RP, San Francisco Giants |
| Valverde, Jose RP, Houston Astros |
| Veras, Jose RP, New York Yankees |
| Villanueva, Carlos RP, Milwaukee Brewers |
| Villarreal, Oscar RP, Houston Astros |
| Villone, Ron RP, St. Louis Cardinals |
| Vizcaino, Luis (DL) RP, Colorado Rockies |
| Wagner, Billy RP, New York Mets |
| Wagner, Ryan (DL) RP, Washington Nationals |
| Walker, Jamie RP, Baltimore Orioles |
| Walker, Tyler RP, San Francisco Giants |
| Wassermann, Ehren RP, Chicago White Sox |
| Weathers, David RP, Cincinnati Reds |
| Wellemeyer, Todd RP, St. Louis Cardinals |
| Wheeler, Dan RP, Tampa Bay Rays |
| Wickman, Bob (FA) RP, Arizona Diamondbacks |
| Wilson, Brian RP, San Francisco Giants |
| Wilson, C.J. RP, Texas Rangers |
| Wise, Matt RP, New York Mets |
| Wolfe, Brian (DL) RP, Toronto Blue Jays |
| Wood, Kerry RP, Chicago Cubs |
| Wright, Jamey RP, Texas Rangers |
| Wright, Wesley RP, Houston Astros |
| Wuertz, Michael RP, Chicago Cubs |
| Yabu, Keiichi RP, San Francisco Giants |
| Yabuta, Yasuhiko RP, Kansas City Royals |
| Yates, Tyler RP, Pittsburgh Pirates |
| Zagurski, Mike (DL) RP, Philadelphia Phillies |
| Zumaya, Joel (DL) RP, Detroit Tigers |