Jason Ellison debuted on May 9, 2003, playing for the San Francisco Giants at PacBell Park; he played his final game on August 24, 2008, playing for the Texas Rangers at Rangers Ballpark in Arlington.
Jason Anderson debuted on March 31, 2003 and played his final game on July 15, 2005.
Jason Bay debuted on May 23, 2003 and played his final game on July 26, 2013.
Jason Bere debuted on May 27, 1993 and played his final game on May 27, 2003.
Jason Botts debuted on September 14, 2005 and played his final game on April 27, 2008.
Jason Childers debuted on April 3, 2006 and played his final game on April 21, 2006.
Rube Waddell debuted on September 8, 1897, playing for the Louisville Colonels at Eclipse Park II; he played his final game on August 1, 1910, playing for the St. Louis Browns at Sportsman's Park IV.
Jason Alfaro debuted on September 9, 2004 and played his final game on October 1, 2004.
Jason Anderson debuted on March 31, 2003 and played his final game on July 15, 2005.
Jason Bartlett debuted on August 3, 2004 and played his final game on May 14, 2012.
Jason Bay debuted on May 23, 2003 and played his final game on July 26, 2013.
Jason Bere debuted on May 27, 1993 and played his final game on May 27, 2003.
Jason Bergmann debuted on August 28, 2005 and played his final game on April 14, 2010.
Jason Berken debuted on May 26, 2009 and played his final game on October 1, 2012.
Jason Beverlin debuted on July 29, 2002 and played his final game on September 28, 2002.
Jason Botts debuted on September 14, 2005 and played his final game on April 27, 2008.
Jason Bourgeois debuted on September 9, 2008 and played his final game on August 21, 2013.
Jason Bulger debuted on August 26, 2005 and played his final game on April 23, 2011.