How old were they?

Mike O'Neill

P · Born September 7, 1877

Age in each season

1. 1901 (Cardinals): 23 years, 206 days to 24 years, 24 days
2. 1902 (Cardinals): 24 years, 206 days to 25 years, 24 days
3. 1903 (Cardinals): 25 years, 206 days to 26 years, 24 days
4. 1904 (Cardinals): 26 years, 207 days to 27 years, 24 days
5. 1907 (Reds): 29 years, 206 days to 30 years, 24 days