How old were they?

Jack Armstrong

P · Born March 7, 1965

Age in each postseason series

1. 1990 World Series (October 16, 1990), Reds vs Athletics 4–0: 25 years, 223 days

Age in each season

1. 1988 (Reds): 23 years, 25 days to 23 years, 208 days
2. 1989 (Reds): 24 years, 25 days to 24 years, 208 days
3. 1990 (Reds): 25 years, 25 days to 25 years, 208 days
4. 1991 (Reds): 26 years, 25 days to 26 years, 208 days
5. 1992 (Indians): 27 years, 25 days to 27 years, 208 days
6. 1993 (Marlins): 28 years, 25 days to 28 years, 208 days
7. 1994 (Rangers): 29 years, 25 days to 29 years, 208 days