Biz Mackey
C · Born July 27, 1897
Age in each season
- 1920 (ABCs): 22 years, 249 days to 23 years, 66 days
- 1921 (ABCs): 23 years, 248 days to 24 years, 66 days
- 1922 (ABCs): 24 years, 248 days to 25 years, 66 days
- 1923 (Club): 25 years, 248 days to 26 years, 66 days
- 1924 (Club): 26 years, 249 days to 27 years, 66 days
- 1925 (Club): 27 years, 248 days to 28 years, 66 days
- 1926 (Club): 28 years, 248 days to 29 years, 66 days
- 1927 (Club): 29 years, 248 days to 30 years, 66 days
- 1928 (Club, Black Sox): 30 years, 249 days to 31 years, 66 days
- 1929 (Club): 31 years, 248 days to 32 years, 66 days
- 1930 (Club, Black Sox): 32 years, 248 days to 33 years, 66 days
- 1931 (Club): 33 years, 248 days to 34 years, 66 days
- 1933 (Stars, Crawfords): 35 years, 248 days to 36 years, 66 days
- 1934 (Stars): 36 years, 248 days to 37 years, 66 days
- 1935 (Stars): 37 years, 248 days to 38 years, 66 days
- 1936 (Elite Giants): 38 years, 249 days to 39 years, 66 days
- 1937 (Elite Giants): 39 years, 248 days to 40 years, 66 days
- 1938 (Elite Giants): 40 years, 248 days to 41 years, 66 days
- 1939 (Elite Giants, Eagles): 41 years, 248 days to 42 years, 66 days
- 1940 (Eagles, Cubans): 42 years, 249 days to 43 years, 66 days
- 1941 (Eagles): 43 years, 248 days to 44 years, 66 days
- 1945 (Eagles): 47 years, 248 days to 48 years, 66 days
- 1946 (Eagles): 48 years, 248 days to 49 years, 66 days
- 1947 (Eagles): 49 years, 248 days to 50 years, 66 days