Rube Walberg
P · Born July 27, 1896
Age in each postseason series
- 1929 World Series (October 8, 1929), Athletics vs Cubs 4–1: 33 years, 73 days
- 1930 World Series (October 1, 1930), Athletics vs Cardinals 4–2: 34 years, 66 days
- 1931 World Series (October 1, 1931), Athletics vs Cardinals 3–4: 35 years, 66 days
Age in each season
- 1923 (Athletics, Giants): 26 years, 248 days to 27 years, 66 days
- 1924 (Athletics): 27 years, 249 days to 28 years, 66 days
- 1925 (Athletics): 28 years, 248 days to 29 years, 66 days
- 1926 (Athletics): 29 years, 248 days to 30 years, 66 days
- 1927 (Athletics): 30 years, 248 days to 31 years, 66 days
- 1928 (Athletics): 31 years, 249 days to 32 years, 66 days
- 1929 (Athletics): 32 years, 248 days to 33 years, 66 days
- 1930 (Athletics): 33 years, 248 days to 34 years, 66 days
- 1931 (Athletics): 34 years, 248 days to 35 years, 66 days
- 1932 (Athletics): 35 years, 249 days to 36 years, 66 days
- 1933 (Athletics): 36 years, 248 days to 37 years, 66 days
- 1934 (Red Sox): 37 years, 248 days to 38 years, 66 days
- 1935 (Red Sox): 38 years, 248 days to 39 years, 66 days
- 1936 (Red Sox): 39 years, 249 days to 40 years, 66 days
- 1937 (Red Sox): 40 years, 248 days to 41 years, 66 days