How old were they?

Jose Oquendo

2B · Born July 4, 1963

Age in each postseason series

1. 1987 NLCS (October 6, 1987), Cardinals vs Giants 4–3: 24 years, 94 days
2. 1987 World Series (October 17, 1987), Cardinals vs Twins 3–4: 24 years, 105 days

Age in each season

1. 1983 (Mets): 19 years, 271 days to 20 years, 89 days
2. 1984 (Mets): 20 years, 272 days to 21 years, 89 days
3. 1986 (Cardinals): 22 years, 271 days to 23 years, 89 days
4. 1987 (Cardinals): 23 years, 271 days to 24 years, 89 days
5. 1988 (Cardinals): 24 years, 272 days to 25 years, 89 days
6. 1989 (Cardinals): 25 years, 271 days to 26 years, 89 days
7. 1990 (Cardinals): 26 years, 271 days to 27 years, 89 days
8. 1991 (Cardinals): 27 years, 271 days to 28 years, 89 days
9. 1992 (Cardinals): 28 years, 272 days to 29 years, 89 days
10. 1993 (Cardinals): 29 years, 271 days to 30 years, 89 days
11. 1994 (Cardinals): 30 years, 271 days to 31 years, 89 days
12. 1995 (Cardinals): 31 years, 271 days to 32 years, 89 days