| Relief Pitcher |
| Adams, Mike RP, Philadelphia Phillies |
| Affeldt, Jeremy RP, San Francisco Giants |
| Albers, Matt RP, Cleveland Indians |
| Allen, Cody RP, Cleveland Indians |
| Ambriz, Hector RP, Houston Astros |
| Atchison, Scott (DL) RP, New York Mets |
| Aumont, Phillippe RP, Philadelphia Phillies |
| Avilan, Luis RP, Atlanta Braves |
| Axford, John RP, Milwaukee Brewers |
| Ayala, Luis (DL) RP, Atlanta Braves |
| Badenhop, Burke RP, Milwaukee Brewers |
| Bailey, Andrew (DL) RP, Boston Red Sox |
| Balfour, Grant RP, Oakland Athletics |
| Bass, Anthony RP, San Diego Padres |
| Bastardo, Antonio RP, Philadelphia Phillies |
| Belisario, Ronald RP, Los Angeles Dodgers |
| Belisle, Matt RP, Colorado Rockies |
| Bell, Heath RP, Arizona Diamondbacks |
| Below, Duane RP, Miami Marlins |
| Benoit, Joaquin RP, Detroit Tigers |
| Betances, Dellin RP, New York Yankees |
| Betancourt, Rafael RP, Colorado Rockies |
| Blackley, Travis RP, Houston Astros |
| Blevins, Jerry RP, Oakland Athletics |
| Boggs, Mitchell RP, St. Louis Cardinals |
| Bowden, Michael RP, Chicago Cubs |
| Brasier, Ryan RP, Los Angeles Angels |
| Breslow, Craig RP, Boston Red Sox |
| Brothers, Rex RP, Colorado Rockies |
| Broxton, Jonathan RP, Cincinnati Reds |
| Buckner, Billy RP, Los Angeles Angels |
| Burke, Greg RP, New York Mets |
| Burnett, Sean (DL) RP, Los Angeles Angels |
| Burns, Cory RP, Texas Rangers |
| Burton, Jared RP, Minnesota Twins |
| Cabral, Cesar (DL) RP, New York Yankees |
| Camp, Shawn RP, Chicago Cubs |
| Capps, Carter RP, Seattle Mariners |
| Carpenter, David RP, Atlanta Braves |
| Carson, Robert RP, New York Mets |
| Cashner, Andrew RP, San Diego Padres |
| Casilla, Santiago RP, San Francisco Giants |
| Cecil, Brett RP, Toronto Blue Jays |
| Ceda, Jose (DL) RP, Miami Marlins |
| Chamberlain, Joba (DL) RP, New York Yankees |
| Chapman, Aroldis RP, Cincinnati Reds |
| Chavez, Jesse RP, Oakland Athletics |
| Chen, Bruce RP, Kansas City Royals |
| Choate, Randy RP, St. Louis Cardinals |
| Cishek, Steve RP, Miami Marlins |
| Cisnero, Jose RP, Houston Astros |
| Claiborne, Preston RP, New York Yankees |
| Clemens, Paul RP, Houston Astros |
| Clippard, Tyler RP, Washington Nationals |
| Coello, Robert RP, Los Angeles Angels |
| Coke, Phil RP, Detroit Tigers |
| Collins, Tim RP, Kansas City Royals |
| Collmenter, Josh RP, Arizona Diamondbacks |
| Contreras, Jose RP, Pittsburgh Pirates |
| Cook, Ryan RP, Oakland Athletics |
| Crain, Jesse RP, Chicago White Sox |
| Crow, Aaron RP, Kansas City Royals |
| De Fratus, Justin RP, Philadelphia Phillies |
| De La Rosa, Dane RP, Los Angeles Angels |
| De La Torre, Jose RP, Boston Red Sox |
| Delabar, Steve RP, Toronto Blue Jays |
| Doolittle, Sean RP, Oakland Athletics |
| Dotel, Octavio (DL) RP, Detroit Tigers |
| Downs, Darin RP, Detroit Tigers |
| Downs, Scott RP, Los Angeles Angels |
| Duensing, Brian RP, Minnesota Twins |
| Duke, Zach RP, Washington Nationals |
| Dunn, Mike RP, Miami Marlins |
| Durbin, Chad RP, Philadelphia Phillies |
| Elbert, Scott (DL) RP, Los Angeles Dodgers |
| Escalona, Edgmer RP, Colorado Rockies |
| Familia, Jeurys (DL) RP, New York Mets |
| Farnsworth, Kyle RP, Tampa Bay Rays |
| Farquhar, Danny RP, Seattle Mariners |
| Fields, Josh (DL) RP, Houston Astros |
| Fien, Casey RP, Minnesota Twins |
| Fiers, Mike RP, Milwaukee Brewers |
| Figaro, Alfredo RP, Milwaukee Brewers |
| Francisco, Frank (DL) RP, New York Mets |
| Frasor, Jason RP, Texas Rangers |
| Frieri, Ernesto RP, Los Angeles Angels |
| Fujikawa, Kyuji RP, Chicago Cubs |
| Furbush, Charlie RP, Seattle Mariners |
| Garcia, Christian (DL) RP, Washington Nationals |
| Gaudin, Chad RP, San Francisco Giants |
| Gearrin, Cory RP, Atlanta Braves |
| Gomes, Brandon (DL) RP, Tampa Bay Rays |
| Gomez, Jeanmar RP, Pittsburgh Pirates |
| Gonzalez, Edgar RP, Houston Astros |
| Gonzalez, Mike RP, Milwaukee Brewers |
| Gorzelanny, Tom (DL) RP, Milwaukee Brewers |
| Gregerson, Luke RP, San Diego Padres |
| Gregg, Kevin RP, Chicago Cubs |
| Grilli, Jason RP, Pittsburgh Pirates |
| Guerra, Javy RP, Los Angeles Dodgers |
| Guerrier, Matt RP, Los Angeles Dodgers |
| Gutierrez, J.C. RP, Kansas City Royals |
| Hanrahan, Joel (DL) RP, Boston Red Sox |
| Harris, Will RP, Arizona Diamondbacks |
| Hawkins, LaTroy RP, New York Mets |
| Henderson, Jim RP, Milwaukee Brewers |
| Hernandez, David RP, Arizona Diamondbacks |
| Herrera, Kelvin RP, Kansas City Royals |
| Herrmann, Frank (DL) RP, Cleveland Indians |
| Hill, Rich RP, Cleveland Indians |
| Hochevar, Luke RP, Kansas City Royals |
| Holland, Greg RP, Kansas City Royals |
| Hoover, J.J. RP, Cincinnati Reds |
| Horst, Jeremy RP, Philadelphia Phillies |
| Howell, J.P. RP, Los Angeles Dodgers |
| Huff, David RP, Cleveland Indians |
| Hughes, Jared RP, Pittsburgh Pirates |
| Hunter, Tommy RP, Baltimore Orioles |
| Jansen, Kenley RP, Los Angeles Dodgers |
| Janssen, Casey RP, Toronto Blue Jays |
| Jepsen, Kevin (DL) RP, Los Angeles Angels |
| Johnson, Jim RP, Baltimore Orioles |
| Jones, Nate RP, Chicago White Sox |
| Kelley, Shawn RP, New York Yankees |
| Kelly, Joe RP, St. Louis Cardinals |
| Keuchel, Dallas RP, Houston Astros |
| Kimbrel, Craig RP, Atlanta Braves |
| Kinney, Josh (DL) RP, Seattle Mariners |
| Kintzler, Brandon RP, Milwaukee Brewers |
| Kirkman, Michael RP, Texas Rangers |
| Koehler, Tom RP, Miami Marlins |
| Kohn, Michael RP, Los Angeles Angels |
| Kontos, George RP, San Francisco Giants |
| LeCure, Sam RP, Cincinnati Reds |
| League, Brandon RP, Los Angeles Dodgers |
| Lincoln, Brad RP, Toronto Blue Jays |
| Lindblom, Josh RP, Texas Rangers |
| Lindstrom, Matt RP, Chicago White Sox |
| Logan, Boone RP, New York Yankees |
| Lopez, Javier RP, San Francisco Giants |
| Lopez, Wilton RP, Colorado Rockies |
| Loup, Aaron RP, Toronto Blue Jays |
| Lowe, Derek RP, Texas Rangers |
| Lowe, Mark RP, Los Angeles Angels |
| Lueke, Josh RP, Tampa Bay Rays |
| Luetge, Lucas RP, Seattle Mariners |
| Lyon, Brandon RP, New York Mets |
| Machi, Jean RP, San Francisco Giants |
| Madson, Ryan (DL) RP, Los Angeles Angels |
| Maness, Seth RP, St. Louis Cardinals |
| Marmol, Carlos RP, Chicago Cubs |
| Marshall, Sean RP, Cincinnati Reds |
| Martinez, Carlos RP, St. Louis Cardinals |
| Martinez, Cristhian (DL) RP, Atlanta Braves |
| Masset, Nick (DL) RP, Cincinnati Reds |
| Mattheus, Ryan RP, Washington Nationals |
| Matusz, Brian RP, Baltimore Orioles |
| Mazzaro, Vin RP, Pittsburgh Pirates |
| McFarland, T.J. RP, Baltimore Orioles |
| McGee, Jake RP, Tampa Bay Rays |
| Medina, Yoervis RP, Seattle Mariners |
| Mejia, Jenrry (DL) RP, New York Mets |
| Melancon, Mark RP, Pittsburgh Pirates |
| Mijares, Jose RP, San Francisco Giants |
| Miller, Andrew RP, Boston Red Sox |
| Miller, Justin (DL) RP, Texas Rangers |
| Morales, Franklin (DL) RP, Boston Red Sox |
| Morris, Bryan RP, Pittsburgh Pirates |
| Mortensen, Clayton RP, Boston Red Sox |
| Motte, Jason (DL) RP, St. Louis Cardinals |
| Mujica, Edward RP, St. Louis Cardinals |
| Narveson, Chris (DL) RP, Milwaukee Brewers |
| Nathan, Joe RP, Texas Rangers |
| Neshek, Pat RP, Oakland Athletics |
| O'Day, Darren RP, Baltimore Orioles |
| O'Flaherty, Eric (DL) RP, Atlanta Braves |
| Okajima, Hideki RP, Oakland Athletics |
| Oliver, Darren RP, Toronto Blue Jays |
| Omogrosso, Brian RP, Chicago White Sox |
| Ondrusek, Logan RP, Cincinnati Reds |
| Ortega, Jose RP, Detroit Tigers |
| Ortiz, Joe RP, Texas Rangers |
| Ottavino, Adam RP, Colorado Rockies |
| Outman, Josh RP, Colorado Rockies |
| Oviedo, Juan Carlos (DL) RP, Tampa Bay Rays |
| Papelbon, Jonathan RP, Philadelphia Phillies |
| Parnell, Bobby RP, New York Mets |
| Parra, Manny (DL) RP, Cincinnati Reds |
| Patton, Troy RP, Baltimore Orioles |
| Peralta, Joel RP, Tampa Bay Rays |
| Perez, Chris RP, Cleveland Indians |
| Perez, Luis (DL) RP, Toronto Blue Jays |
| Perez, Oliver RP, Seattle Mariners |
| Perkins, Glen RP, Minnesota Twins |
| Pestano, Vinnie RP, Cleveland Indians |
| Phelps, David RP, New York Yankees |
| Pressly, Ryan RP, Minnesota Twins |
| Pryor, Stephen (DL) RP, Seattle Mariners |
| Putz, J.J. (DL) RP, Arizona Diamondbacks |
| Qualls, Chad RP, Miami Marlins |
| Ramos, A.J. RP, Miami Marlins |
| Ramos, Cesar RP, Tampa Bay Rays |
| Rasmus, Cory RP, Atlanta Braves |
| Reed, Addison RP, Chicago White Sox |
| Reed, Evan RP, Detroit Tigers |
| Reynolds, Matt RP, Arizona Diamondbacks |
| Rice, Scott RP, New York Mets |
| Richards, Garrett RP, Los Angeles Angels |
| Rivera, Mariano RP, New York Yankees |
| Robertson, David RP, New York Yankees |
| Rodney, Fernando RP, Tampa Bay Rays |
| Rodriguez, Fernando (DL) RP, Oakland Athletics |
| Rodriguez, Francisco RP, Milwaukee Brewers |
| Rodriguez, Henry RP, Washington Nationals |
| Rodriguez, Paco RP, Los Angeles Dodgers |
| Roenicke, Josh RP, Minnesota Twins |
| Rogers, Esmil RP, Toronto Blue Jays |
| Romo, Sergio RP, San Francisco Giants |
| Rondon, Hector RP, Chicago Cubs |
| Rosenberg, B.J. RP, Philadelphia Phillies |
| Rosenthal, Trevor RP, St. Louis Cardinals |
| Ross, Robbie RP, Texas Rangers |
| Russell, James RP, Chicago Cubs |
| Salas, Fernando RP, St. Louis Cardinals |
| Santiago, Hector RP, Chicago White Sox |
| Santos, Sergio (DL) RP, Toronto Blue Jays |
| Scheppers, Tanner RP, Texas Rangers |
| Septimo, Leyson (DL) RP, Chicago White Sox |
| Shaw, Bryan RP, Cleveland Indians |
| Simon, Alfredo RP, Cincinnati Reds |
| Sipp, Tony RP, Arizona Diamondbacks |
| Smith, Joe RP, Cleveland Indians |
| Smyly, Drew RP, Detroit Tigers |
| Soria, Joakim (DL) RP, Texas Rangers |
| Soriano, Rafael RP, Washington Nationals |
| Stammen, Craig RP, Washington Nationals |
| Storen, Drew RP, Washington Nationals |
| Storey, Mickey RP, Toronto Blue Jays |
| Street, Huston RP, San Diego Padres |
| Strop, Pedro RP, Baltimore Orioles |
| Swarzak, Anthony RP, Minnesota Twins |
| Taylor, Andrew (DL) RP, Los Angeles Angels |
| Tazawa, Junichi RP, Boston Red Sox |
| Thatcher, Joe RP, San Diego Padres |
| Thayer, Dale RP, San Diego Padres |
| Thornton, Matt RP, Chicago White Sox |
| Tolleson, Shawn (DL) RP, Los Angeles Dodgers |
| Torres, Alex RP, Tampa Bay Rays |
| Uehara, Koji RP, Boston Red Sox |
| Valverde, Jose RP, Detroit Tigers |
| Varvaro, Anthony RP, Atlanta Braves |
| Veal, Donnie RP, Chicago White Sox |
| Venters, Jonny (DL) RP, Atlanta Braves |
| Veras, Jose RP, Houston Astros |
| Vizcaino, Arodys (DL) RP, Chicago Cubs |
| Walden, Jordan (DL) RP, Atlanta Braves |
| Warren, Adam RP, New York Yankees |
| Watson, Tony RP, Pittsburgh Pirates |
| Webb, Ryan RP, Miami Marlins |
| Wilhelmsen, Tom RP, Seattle Mariners |
| Williams, Jerome RP, Los Angeles Angels |
| Wilson, Alex RP, Boston Red Sox |
| Wilson, Justin RP, Pittsburgh Pirates |
| Wood, Blake (DL) RP, Cleveland Indians |
| Wood, Tim (DL) RP, Minnesota Twins |
| Wright, Jamey RP, Tampa Bay Rays |
| Wright, Wesley RP, Houston Astros |
| Ziegler, Brad RP, Arizona Diamondbacks |
