Mickey Haefner
P · Born October 9, 1912
Age in each season
- 1943 (Senators): 30 years, 174 days to 30 years, 357 days
- 1944 (Senators): 31 years, 175 days to 31 years, 358 days
- 1945 (Senators): 32 years, 174 days to 32 years, 357 days
- 1946 (Senators): 33 years, 174 days to 33 years, 357 days
- 1947 (Senators): 34 years, 174 days to 34 years, 357 days
- 1948 (Senators): 35 years, 175 days to 35 years, 358 days
- 1949 (Senators, White Sox): 36 years, 174 days to 36 years, 357 days
- 1950 (White Sox, Braves): 37 years, 174 days to 37 years, 357 days