How old were they?

Ed Spiezio

3B · Born October 31, 1941

Age in each postseason series

1. 1967 World Series (October 4, 1967), Cardinals vs Red Sox 4–3: 25 years, 338 days
2. 1968 World Series (October 2, 1968), Cardinals vs Tigers 3–4: 26 years, 337 days

Age in each season

1. 1964 (Cardinals): 22 years, 153 days to 22 years, 336 days
2. 1965 (Cardinals): 23 years, 152 days to 23 years, 335 days
3. 1966 (Cardinals): 24 years, 152 days to 24 years, 335 days
4. 1967 (Cardinals): 25 years, 152 days to 25 years, 335 days
5. 1968 (Cardinals): 26 years, 153 days to 26 years, 336 days
6. 1969 (Padres): 27 years, 152 days to 27 years, 335 days
7. 1970 (Padres): 28 years, 152 days to 28 years, 335 days
8. 1971 (Padres): 29 years, 152 days to 29 years, 335 days
9. 1972 (White Sox, Padres): 30 years, 153 days to 30 years, 336 days