How old were they?

Bill Piercy

P · Born May 2, 1896

Age in each postseason series

1. 1921 World Series (October 5, 1921), Yankees vs Giants 3–5: 25 years, 156 days

Age in each season

1. 1917 (Yankees): 20 years, 334 days to 21 years, 152 days
2. 1921 (Yankees): 24 years, 334 days to 25 years, 152 days
3. 1922 (Red Sox): 25 years, 334 days to 26 years, 152 days
4. 1923 (Red Sox): 26 years, 334 days to 27 years, 152 days
5. 1924 (Red Sox): 27 years, 335 days to 28 years, 152 days
6. 1926 (Cubs): 29 years, 334 days to 30 years, 152 days