How old were they?

Lefty Williams

P · Born March 9, 1893

Age in each postseason series

1. 1917 World Series (October 6, 1917), White Sox vs Giants 4–2: 24 years, 211 days
2. 1919 World Series (October 1, 1919), White Sox vs Reds 3–5: 26 years, 206 days

Age in each season

1. 1913 (Tigers): 20 years, 23 days to 20 years, 206 days
2. 1914 (Tigers): 21 years, 23 days to 21 years, 206 days
3. 1916 (White Sox): 23 years, 23 days to 23 years, 206 days
4. 1917 (White Sox): 24 years, 23 days to 24 years, 206 days
5. 1918 (White Sox): 25 years, 23 days to 25 years, 206 days
6. 1919 (White Sox): 26 years, 23 days to 26 years, 206 days
7. 1920 (White Sox): 27 years, 23 days to 27 years, 206 days