How old were they?

Cesar Geronimo

CF · Born March 11, 1948

Age in each postseason series

1. 1972 NLCS (October 7, 1972), Reds vs Pirates 3–2: 24 years, 210 days
2. 1972 World Series (October 14, 1972), Reds vs Athletics 3–4: 24 years, 217 days
3. 1973 NLCS (October 6, 1973), Reds vs Mets 2–3: 25 years, 209 days
4. 1975 NLCS (October 4, 1975), Reds vs Pirates 3–0: 27 years, 207 days
5. 1975 World Series (October 11, 1975), Reds vs Red Sox 4–3: 27 years, 214 days
6. 1976 NLCS (October 9, 1976), Reds vs Phillies 3–0: 28 years, 212 days
7. 1976 World Series (October 16, 1976), Reds vs Yankees 4–0: 28 years, 219 days
8. 1979 NLCS (October 2, 1979), Reds vs Pirates 0–3: 31 years, 205 days
9. 1981 AL West Division Series (October 6, 1981), Royals vs Athletics 0–3: 33 years, 209 days

Age in each season

1. 1969 (Astros): 21 years, 21 days to 21 years, 204 days
2. 1970 (Astros): 22 years, 21 days to 22 years, 204 days
3. 1971 (Astros): 23 years, 21 days to 23 years, 204 days
4. 1972 (Reds): 24 years, 21 days to 24 years, 204 days
5. 1973 (Reds): 25 years, 21 days to 25 years, 204 days
6. 1974 (Reds): 26 years, 21 days to 26 years, 204 days
7. 1975 (Reds): 27 years, 21 days to 27 years, 204 days
8. 1976 (Reds): 28 years, 21 days to 28 years, 204 days
9. 1977 (Reds): 29 years, 21 days to 29 years, 204 days
10. 1978 (Reds): 30 years, 21 days to 30 years, 204 days
11. 1979 (Reds): 31 years, 21 days to 31 years, 204 days
12. 1980 (Reds): 32 years, 21 days to 32 years, 204 days
13. 1981 (Royals): 33 years, 21 days to 33 years, 204 days
14. 1982 (Royals): 34 years, 21 days to 34 years, 204 days
15. 1983 (Royals): 35 years, 21 days to 35 years, 204 days