How old were they?

Steve Kiefer

3B · Born October 18, 1960

Age in each season

1. 1984 (Athletics): 23 years, 166 days to 23 years, 349 days
2. 1985 (Athletics): 24 years, 165 days to 24 years, 348 days
3. 1986 (Brewers): 25 years, 165 days to 25 years, 348 days
4. 1987 (Brewers): 26 years, 165 days to 26 years, 348 days
5. 1988 (Brewers): 27 years, 166 days to 27 years, 349 days
6. 1989 (Yankees): 28 years, 165 days to 28 years, 348 days