Frank Duffy
SS · Born October 14, 1946
Age in each postseason series
- 1971 NLCS (October 2, 1971), Giants vs Pirates 1–3: 24 years, 353 days
Age in each season
- 1970 (Reds): 23 years, 169 days to 23 years, 352 days
- 1971 (Giants, Reds): 24 years, 169 days to 24 years, 352 days
- 1972 (Indians): 25 years, 170 days to 25 years, 353 days
- 1973 (Indians): 26 years, 169 days to 26 years, 352 days
- 1974 (Indians): 27 years, 169 days to 27 years, 352 days
- 1975 (Indians): 28 years, 169 days to 28 years, 352 days
- 1976 (Indians): 29 years, 170 days to 29 years, 353 days
- 1977 (Indians): 30 years, 169 days to 30 years, 352 days
- 1978 (Red Sox): 31 years, 169 days to 31 years, 352 days
- 1979 (Red Sox): 32 years, 169 days to 32 years, 352 days