How old were they?

Eric McNair

SS · Born April 12, 1909

Age in each postseason series

1. 1930 World Series (October 1, 1930), Athletics vs Cardinals 4–2: 21 years, 172 days
2. 1931 World Series (October 1, 1931), Athletics vs Cardinals 3–4: 22 years, 172 days

Age in each season

1. 1929 (Athletics): 19 years, 354 days to 20 years, 172 days
2. 1930 (Athletics): 20 years, 354 days to 21 years, 172 days
3. 1931 (Athletics): 21 years, 354 days to 22 years, 172 days
4. 1932 (Athletics): 22 years, 355 days to 23 years, 172 days
5. 1933 (Athletics): 23 years, 354 days to 24 years, 172 days
6. 1934 (Athletics): 24 years, 354 days to 25 years, 172 days
7. 1935 (Athletics): 25 years, 354 days to 26 years, 172 days
8. 1936 (Red Sox): 26 years, 355 days to 27 years, 172 days
9. 1937 (Red Sox): 27 years, 354 days to 28 years, 172 days
10. 1938 (Red Sox): 28 years, 354 days to 29 years, 172 days
11. 1939 (White Sox): 29 years, 354 days to 30 years, 172 days
12. 1940 (White Sox): 30 years, 355 days to 31 years, 172 days
13. 1941 (Tigers): 31 years, 354 days to 32 years, 172 days
14. 1942 (Athletics, Tigers): 32 years, 354 days to 33 years, 172 days