How old were they?

Luis Rivera

SS · Born January 3, 1964

Age in each postseason series

1. 1990 ALCS (October 6, 1990), Red Sox vs Athletics 0–4: 26 years, 276 days

Age in each season

1. 1986 (Expos): 22 years, 88 days to 22 years, 271 days
2. 1987 (Expos): 23 years, 88 days to 23 years, 271 days
3. 1988 (Expos): 24 years, 89 days to 24 years, 272 days
4. 1989 (Red Sox): 25 years, 88 days to 25 years, 271 days
5. 1990 (Red Sox): 26 years, 88 days to 26 years, 271 days
6. 1991 (Red Sox): 27 years, 88 days to 27 years, 271 days
7. 1992 (Red Sox): 28 years, 89 days to 28 years, 272 days
8. 1993 (Red Sox): 29 years, 88 days to 29 years, 271 days
9. 1994 (Mets): 30 years, 88 days to 30 years, 271 days
10. 1997 (Astros): 33 years, 88 days to 33 years, 271 days
11. 1998 (Royals): 34 years, 88 days to 34 years, 271 days