How old were they?

Alejandro Machado

2B · Born April 26, 1982

Age in each postseason series

1. 2005 ALDS (October 4, 2005), Red Sox vs White Sox 0–3: 23 years, 161 days

Age in each season

1. 2005 (Red Sox): 22 years, 340 days to 23 years, 158 days