How old were they?

Del Unser

CF · Born December 9, 1944

Age in each postseason series

1. 1980 NLCS (October 7, 1980), Phillies vs Astros 3–2: 35 years, 303 days
2. 1980 World Series (October 14, 1980), Phillies vs Royals 4–2: 35 years, 310 days

Age in each season

1. 1968 (Senators): 23 years, 114 days to 23 years, 297 days
2. 1969 (Senators): 24 years, 113 days to 24 years, 296 days
3. 1970 (Senators): 25 years, 113 days to 25 years, 296 days
4. 1971 (Senators): 26 years, 113 days to 26 years, 296 days
5. 1972 (Indians): 27 years, 114 days to 27 years, 297 days
6. 1973 (Phillies): 28 years, 113 days to 28 years, 296 days
7. 1974 (Phillies): 29 years, 113 days to 29 years, 296 days
8. 1975 (Mets): 30 years, 113 days to 30 years, 296 days
9. 1976 (Mets, Expos): 31 years, 114 days to 31 years, 297 days
10. 1977 (Expos): 32 years, 113 days to 32 years, 296 days
11. 1978 (Expos): 33 years, 113 days to 33 years, 296 days
12. 1979 (Phillies): 34 years, 113 days to 34 years, 296 days
13. 1980 (Phillies): 35 years, 114 days to 35 years, 297 days
14. 1981 (Phillies): 36 years, 113 days to 36 years, 296 days
15. 1982 (Phillies): 37 years, 113 days to 37 years, 296 days