36
Progression
| player | Start Date | End Date | Position |
|---|---|---|---|
| Sherman Jones | Apr 9 1962 | May 8 1962 | Pitcher |
| Bob G. Miller | Jul 17 1962 | Sep 29 1962 | Pitcher |
| Tracy Stallard | Apr 9 1963 | Oct 4 1964 | Pitcher |
| Roger Craig | Jul 18 1963 | Jul 18 1963 | Pitcher |
| Jim Bethke | Sep 1 1965 | Oct 2 1965 | Pitcher |
| Jerry Koosman | Apr 10 1967 | Oct 1 1978 | Pitcher |
| Wayne Twitchell | Apr 5 1979 | Aug 19 1979 | Pitcher |
| Mark Bomback | Apr 10 1980 | Oct 5 1980 | Pitcher |
| Danny Boitano | Aug 14 1981 | Oct 4 1981 | Pitcher |
| Ed Lynch | Apr 8 1982 | Apr 16 1986 | Pitcher |
| Manny Hernandez | Sep 1 1989 | Oct 1 1989 | Pitcher |
| Dave Liddell | Jun 3 1990 | Jun 12 1990 | Catcher |
| Kevin Baez | Aug 29 1990 | Oct 10 1990 | Shortstop |
| Tony Castillo | Aug 28 1991 | Oct 6 1991 | Pitcher |
| Kevin Baez | Apr 24 1992 | Oct 4 1992 | Shortstop |
| Tito Navarro | Sep 6 1993 | Oct 3 1993 | Shortstop |
| Mike Birkbeck | May 22 1995 | Jun 13 1995 | Pitcher |
| Don Florence | Aug 6 1995 | Oct 1 1995 | Pitcher |
| Greg McMichael | Apr 1 1997 | Jun 4 1998 | Pitcher |
| Jeff Tam | Jun 27 1998 | Jul 10 1998 | Pitcher |
| Greg McMichael | Jul 10 1998 | Jul 31 1999 | Pitcher |
| Grant Roberts | Jul 27 2000 | Oct 1 2000 | Pitcher |
| Grant Roberts | Jun 25 2001 | Sep 29 2002 | Pitcher |
| Grant Roberts | Aug 7 2003 | May 4 2004 | Pitcher |
| Manny Aybar | Apr 4 2005 | Jun 10 2005 | Pitcher |
| Henry Owens | Jul 6 2006 | Jul 15 2006 | Pitcher |
| Kelly Stinnett | Sep 6 2006 | Sep 27 2006 | Catcher |
| Chip Ambres | Jul 17 2007 | Jul 24 2007 | Outfield |
| Willie Collazo | Sep 1 2007 | Sep 30 2007 | Pitcher |
| Willie Collazo | Jul 28 2008 | Aug 1 2008 | Did Not Play |
| Al Reyes | Sep 1 2008 | Sep 17 2008 | Did Not Play |
| Darren ODay | Apr 6 2009 | Apr 18 2009 | Pitcher |
| Ken Takahashi | Apr 27 2009 | Jun 22 2009 | Pitcher |
| Ken Takahashi | Aug 24 2009 | Oct 4 2009 | Pitcher |
| Manny Acosta | Apr 21 2010 | May 23 2010 | Pitcher |
| Manny Acosta | Jul 23 2010 | Oct 3 2010 | Pitcher |
| Dale Thayer | Jun 3 2011 | Jun 12 2011 | Pitcher |
| Dale Thayer | Sep 7 2011 | Sep 28 2011 | Pitcher |
| Collin McHugh | Aug 23 2012 | Pitcher |