How old were they?

Daniel Nava

LF · Born February 22, 1983

Age in each postseason series

1. 2013 ALDS (October 4, 2013), Red Sox vs Rays 3–1: 30 years, 224 days
2. 2013 ALCS (October 12, 2013), Red Sox vs Tigers 4–2: 30 years, 232 days
3. 2013 World Series (October 23, 2013), Red Sox vs Cardinals 4–3: 30 years, 243 days

Age in each season

1. 2010 (Red Sox): 27 years, 38 days to 27 years, 221 days
2. 2012 (Red Sox): 29 years, 39 days to 29 years, 222 days
3. 2013 (Red Sox): 30 years, 38 days to 30 years, 221 days
4. 2014 (Red Sox): 31 years, 38 days to 31 years, 221 days
5. 2015 (Rays, Red Sox): 32 years, 38 days to 32 years, 221 days
6. 2016 (Angels of Anaheim, Royals): 33 years, 39 days to 33 years, 222 days
7. 2017 (Phillies): 34 years, 38 days to 34 years, 221 days