Joe Morgan
2B · Born September 19, 1943
Age in each postseason series
- 1972 NLCS (October 7, 1972), Reds vs Pirates 3–2: 29 years, 18 days
- 1972 World Series (October 14, 1972), Reds vs Athletics 3–4: 29 years, 25 days
- 1973 NLCS (October 6, 1973), Reds vs Mets 2–3: 30 years, 17 days
- 1975 NLCS (October 4, 1975), Reds vs Pirates 3–0: 32 years, 15 days
- 1975 World Series (October 11, 1975), Reds vs Red Sox 4–3: 32 years, 22 days
- 1976 NLCS (October 9, 1976), Reds vs Phillies 3–0: 33 years, 20 days
- 1976 World Series (October 16, 1976), Reds vs Yankees 4–0: 33 years, 27 days
- 1979 NLCS (October 2, 1979), Reds vs Pirates 0–3: 36 years, 13 days
- 1980 NLCS (October 7, 1980), Astros vs Phillies 2–3: 37 years, 18 days
- 1983 NLCS (October 4, 1983), Phillies vs Dodgers 3–1: 40 years, 15 days
- 1983 World Series (October 11, 1983), Phillies vs Orioles 1–4: 40 years, 22 days
Age in each season
- 1963 (Colt .45's): 19 years, 194 days to 20 years, 12 days
- 1964 (Colt .45's): 20 years, 195 days to 21 years, 12 days
- 1965 (Astros): 21 years, 194 days to 22 years, 12 days
- 1966 (Astros): 22 years, 194 days to 23 years, 12 days
- 1967 (Astros): 23 years, 194 days to 24 years, 12 days
- 1968 (Astros): 24 years, 195 days to 25 years, 12 days
- 1969 (Astros): 25 years, 194 days to 26 years, 12 days
- 1970 (Astros): 26 years, 194 days to 27 years, 12 days
- 1971 (Astros): 27 years, 194 days to 28 years, 12 days
- 1972 (Reds): 28 years, 195 days to 29 years, 12 days
- 1973 (Reds): 29 years, 194 days to 30 years, 12 days
- 1974 (Reds): 30 years, 194 days to 31 years, 12 days
- 1975 (Reds): 31 years, 194 days to 32 years, 12 days
- 1976 (Reds): 32 years, 195 days to 33 years, 12 days
- 1977 (Reds): 33 years, 194 days to 34 years, 12 days
- 1978 (Reds): 34 years, 194 days to 35 years, 12 days
- 1979 (Reds): 35 years, 194 days to 36 years, 12 days
- 1980 (Astros): 36 years, 195 days to 37 years, 12 days
- 1981 (Giants): 37 years, 194 days to 38 years, 12 days
- 1982 (Giants): 38 years, 194 days to 39 years, 12 days
- 1983 (Phillies): 39 years, 194 days to 40 years, 12 days
- 1984 (Athletics): 40 years, 195 days to 41 years, 12 days