George Brett
3B · Born May 15, 1953
Age in each postseason series
- 1976 ALCS (October 9, 1976), Royals vs Yankees 2–3: 23 years, 147 days
- 1977 ALCS (October 5, 1977), Royals vs Yankees 2–3: 24 years, 143 days
- 1978 ALCS (October 3, 1978), Royals vs Yankees 1–3: 25 years, 141 days
- 1980 ALCS (October 8, 1980), Royals vs Yankees 3–0: 27 years, 146 days
- 1980 World Series (October 14, 1980), Royals vs Phillies 2–4: 27 years, 152 days
- 1981 AL West Division Series (October 6, 1981), Royals vs Athletics 0–3: 28 years, 144 days
- 1984 ALCS (October 2, 1984), Royals vs Tigers 0–3: 31 years, 140 days
- 1985 ALCS (October 8, 1985), Royals vs Blue Jays 4–3: 32 years, 146 days
- 1985 World Series (October 19, 1985), Royals vs Cardinals 4–3: 32 years, 157 days
Age in each season
- 1973 (Royals): 19 years, 321 days to 20 years, 139 days
- 1974 (Royals): 20 years, 321 days to 21 years, 139 days
- 1975 (Royals): 21 years, 321 days to 22 years, 139 days
- 1976 (Royals): 22 years, 322 days to 23 years, 139 days
- 1977 (Royals): 23 years, 321 days to 24 years, 139 days
- 1978 (Royals): 24 years, 321 days to 25 years, 139 days
- 1979 (Royals): 25 years, 321 days to 26 years, 139 days
- 1980 (Royals): 26 years, 322 days to 27 years, 139 days
- 1981 (Royals): 27 years, 321 days to 28 years, 139 days
- 1982 (Royals): 28 years, 321 days to 29 years, 139 days
- 1983 (Royals): 29 years, 321 days to 30 years, 139 days
- 1984 (Royals): 30 years, 322 days to 31 years, 139 days
- 1985 (Royals): 31 years, 321 days to 32 years, 139 days
- 1986 (Royals): 32 years, 321 days to 33 years, 139 days
- 1987 (Royals): 33 years, 321 days to 34 years, 139 days
- 1988 (Royals): 34 years, 322 days to 35 years, 139 days
- 1989 (Royals): 35 years, 321 days to 36 years, 139 days
- 1990 (Royals): 36 years, 321 days to 37 years, 139 days
- 1991 (Royals): 37 years, 321 days to 38 years, 139 days
- 1992 (Royals): 38 years, 322 days to 39 years, 139 days
- 1993 (Royals): 39 years, 321 days to 40 years, 139 days