Ron Oester
2B · Born May 5, 1956
Age in each postseason series
- 1990 NLCS (October 4, 1990), Reds vs Pirates 4–2: 34 years, 152 days
- 1990 World Series (October 16, 1990), Reds vs Athletics 4–0: 34 years, 164 days
Age in each season
- 1978 (Reds): 21 years, 331 days to 22 years, 149 days
- 1979 (Reds): 22 years, 331 days to 23 years, 149 days
- 1980 (Reds): 23 years, 332 days to 24 years, 149 days
- 1981 (Reds): 24 years, 331 days to 25 years, 149 days
- 1982 (Reds): 25 years, 331 days to 26 years, 149 days
- 1983 (Reds): 26 years, 331 days to 27 years, 149 days
- 1984 (Reds): 27 years, 332 days to 28 years, 149 days
- 1985 (Reds): 28 years, 331 days to 29 years, 149 days
- 1986 (Reds): 29 years, 331 days to 30 years, 149 days
- 1987 (Reds): 30 years, 331 days to 31 years, 149 days
- 1988 (Reds): 31 years, 332 days to 32 years, 149 days
- 1989 (Reds): 32 years, 331 days to 33 years, 149 days
- 1990 (Reds): 33 years, 331 days to 34 years, 149 days