How old were they?

Junior Felix

RF · Born October 3, 1967

Age in each postseason series

1. 1989 ALCS (October 3, 1989), Blue Jays vs Athletics 1–4: 22 years, 0 days

Age in each season

1. 1989 (Blue Jays): 21 years, 180 days to 21 years, 363 days
2. 1990 (Blue Jays): 22 years, 180 days to 22 years, 363 days
3. 1991 (Angels): 23 years, 180 days to 23 years, 363 days
4. 1992 (Angels): 24 years, 181 days to 24 years, 364 days
5. 1993 (Marlins): 25 years, 180 days to 25 years, 363 days
6. 1994 (Tigers): 26 years, 180 days to 26 years, 363 days