How old were they?

Roger Maris

RF · Born September 10, 1934

Age in each postseason series

1. 1960 World Series (October 5, 1960), Yankees vs Pirates 3–4: 26 years, 25 days
2. 1961 World Series (October 4, 1961), Yankees vs Reds 4–1: 27 years, 24 days
3. 1962 World Series (October 4, 1962), Yankees vs Giants 4–3: 28 years, 24 days
4. 1963 World Series (October 2, 1963), Yankees vs Dodgers 0–4: 29 years, 22 days
5. 1964 World Series (October 7, 1964), Yankees vs Cardinals 3–4: 30 years, 27 days
6. 1967 World Series (October 4, 1967), Cardinals vs Red Sox 4–3: 33 years, 24 days
7. 1968 World Series (October 2, 1968), Cardinals vs Tigers 3–4: 34 years, 22 days

Age in each season

1. 1957 (Indians): 22 years, 203 days to 23 years, 21 days
2. 1958 (Athletics, Indians): 23 years, 203 days to 24 years, 21 days
3. 1959 (Athletics): 24 years, 203 days to 25 years, 21 days
4. 1960 (Yankees): 25 years, 204 days to 26 years, 21 days
5. 1961 (Yankees): 26 years, 203 days to 27 years, 21 days
6. 1962 (Yankees): 27 years, 203 days to 28 years, 21 days
7. 1963 (Yankees): 28 years, 203 days to 29 years, 21 days
8. 1964 (Yankees): 29 years, 204 days to 30 years, 21 days
9. 1965 (Yankees): 30 years, 203 days to 31 years, 21 days
10. 1966 (Yankees): 31 years, 203 days to 32 years, 21 days
11. 1967 (Cardinals): 32 years, 203 days to 33 years, 21 days
12. 1968 (Cardinals): 33 years, 204 days to 34 years, 21 days