Mike Armstrong
P · Born March 7, 1954
Age in each season
- 1980 (Padres): 26 years, 25 days to 26 years, 208 days
- 1981 (Padres): 27 years, 25 days to 27 years, 208 days
- 1982 (Royals): 28 years, 25 days to 28 years, 208 days
- 1983 (Royals): 29 years, 25 days to 29 years, 208 days
- 1984 (Yankees): 30 years, 25 days to 30 years, 208 days
- 1985 (Yankees): 31 years, 25 days to 31 years, 208 days
- 1986 (Yankees): 32 years, 25 days to 32 years, 208 days
- 1987 (Indians): 33 years, 25 days to 33 years, 208 days