Bert Campaneris
SS · Born March 9, 1942
Age in each postseason series
- 1971 ALCS (October 3, 1971), Athletics vs Orioles 0–3: 29 years, 208 days
- 1972 ALCS (October 7, 1972), Athletics vs Tigers 3–2: 30 years, 212 days
- 1972 World Series (October 14, 1972), Athletics vs Reds 4–3: 30 years, 219 days
- 1973 ALCS (October 6, 1973), Athletics vs Orioles 3–2: 31 years, 211 days
- 1973 World Series (October 13, 1973), Athletics vs Mets 4–3: 31 years, 218 days
- 1974 ALCS (October 5, 1974), Athletics vs Orioles 3–1: 32 years, 210 days
- 1974 World Series (October 12, 1974), Athletics vs Dodgers 4–1: 32 years, 217 days
- 1975 ALCS (October 4, 1975), Athletics vs Red Sox 0–3: 33 years, 209 days
- 1979 ALCS (October 3, 1979), Angels vs Orioles 1–3: 37 years, 208 days
Age in each season
- 1964 (Athletics): 22 years, 23 days to 22 years, 206 days
- 1965 (Athletics): 23 years, 23 days to 23 years, 206 days
- 1966 (Athletics): 24 years, 23 days to 24 years, 206 days
- 1967 (Athletics): 25 years, 23 days to 25 years, 206 days
- 1968 (Athletics): 26 years, 23 days to 26 years, 206 days
- 1969 (Athletics): 27 years, 23 days to 27 years, 206 days
- 1970 (Athletics): 28 years, 23 days to 28 years, 206 days
- 1971 (Athletics): 29 years, 23 days to 29 years, 206 days
- 1972 (Athletics): 30 years, 23 days to 30 years, 206 days
- 1973 (Athletics): 31 years, 23 days to 31 years, 206 days
- 1974 (Athletics): 32 years, 23 days to 32 years, 206 days
- 1975 (Athletics): 33 years, 23 days to 33 years, 206 days
- 1976 (Athletics): 34 years, 23 days to 34 years, 206 days
- 1977 (Rangers): 35 years, 23 days to 35 years, 206 days
- 1978 (Rangers): 36 years, 23 days to 36 years, 206 days
- 1979 (Angels, Rangers): 37 years, 23 days to 37 years, 206 days
- 1980 (Angels): 38 years, 23 days to 38 years, 206 days
- 1981 (Angels): 39 years, 23 days to 39 years, 206 days
- 1983 (Yankees): 41 years, 23 days to 41 years, 206 days