Jason Isringhausen
P · Born September 7, 1972
Age in each postseason series
- 2000 ALDS (October 3, 2000), Athletics vs Yankees 2–3: 28 years, 26 days
- 2001 ALDS (October 10, 2001), Athletics vs Yankees 2–3: 29 years, 33 days
- 2002 NLDS (October 1, 2002), Cardinals vs Diamondbacks 3–0: 30 years, 24 days
- 2002 NLCS (October 9, 2002), Cardinals vs Giants 1–4: 30 years, 32 days
- 2004 NLDS (October 5, 2004), Cardinals vs Dodgers 3–1: 32 years, 28 days
- 2004 NLCS (October 13, 2004), Cardinals vs Astros 4–3: 32 years, 36 days
- 2004 World Series (October 23, 2004), Cardinals vs Red Sox 0–4: 32 years, 46 days
- 2005 NLDS (October 4, 2005), Cardinals vs Padres 3–0: 33 years, 27 days
- 2005 NLCS (October 12, 2005), Cardinals vs Astros 2–4: 33 years, 35 days
Age in each season
- 1995 (Mets): 22 years, 206 days to 23 years, 24 days
- 1996 (Mets): 23 years, 207 days to 24 years, 24 days
- 1997 (Mets): 24 years, 206 days to 25 years, 24 days
- 1999 (Athletics, Mets): 26 years, 206 days to 27 years, 24 days
- 2000 (Athletics): 27 years, 207 days to 28 years, 24 days
- 2001 (Athletics): 28 years, 206 days to 29 years, 24 days
- 2002 (Cardinals): 29 years, 206 days to 30 years, 24 days
- 2003 (Cardinals): 30 years, 206 days to 31 years, 24 days
- 2004 (Cardinals): 31 years, 207 days to 32 years, 24 days
- 2005 (Cardinals): 32 years, 206 days to 33 years, 24 days
- 2006 (Cardinals): 33 years, 206 days to 34 years, 24 days
- 2007 (Cardinals): 34 years, 206 days to 35 years, 24 days
- 2008 (Cardinals): 35 years, 207 days to 36 years, 24 days
- 2009 (Rays): 36 years, 206 days to 37 years, 24 days
- 2011 (Mets): 38 years, 206 days to 39 years, 24 days
- 2012 (Angels of Anaheim): 39 years, 207 days to 40 years, 24 days