How old were they?

Mario Valdez

1B · Born November 19, 1974

Age in each season

1. 1997 (White Sox): 22 years, 133 days to 22 years, 316 days
2. 2000 (Athletics): 25 years, 134 days to 25 years, 317 days
3. 2001 (Athletics): 26 years, 133 days to 26 years, 316 days