Mark Kiefer
P · Born November 13, 1968
Age in each season
- 1993 (Brewers): 24 years, 139 days to 24 years, 322 days
- 1994 (Brewers): 25 years, 139 days to 25 years, 322 days
- 1995 (Brewers): 26 years, 139 days to 26 years, 322 days
- 1996 (Brewers): 27 years, 140 days to 27 years, 323 days