How old were they?

Joaquin Arias

3B · Born September 21, 1984

Age in each postseason series

1. 2012 NLDS (October 6, 2012), Giants vs Reds 3–2: 28 years, 15 days
2. 2012 NLCS (October 14, 2012), Giants vs Cardinals 4–3: 28 years, 23 days
3. 2012 World Series (October 24, 2012), Giants vs Tigers 4–0: 28 years, 33 days
4. 2014 NL Wild Card (October 1, 2014), Giants vs Pirates 1–0: 30 years, 10 days
5. 2014 NLDS (October 3, 2014), Giants vs Nationals 3–1: 30 years, 12 days
6. 2014 NLCS (October 11, 2014), Giants vs Cardinals 4–1: 30 years, 20 days
7. 2014 World Series (October 21, 2014), Giants vs Royals 4–3: 30 years, 30 days

Age in each season

1. 2006 (Rangers): 21 years, 192 days to 22 years, 10 days
2. 2008 (Rangers): 23 years, 193 days to 24 years, 10 days
3. 2009 (Rangers): 24 years, 192 days to 25 years, 10 days
4. 2010 (Rangers, Mets): 25 years, 192 days to 26 years, 10 days
5. 2012 (Giants): 27 years, 193 days to 28 years, 10 days
6. 2013 (Giants): 28 years, 192 days to 29 years, 10 days
7. 2014 (Giants): 29 years, 192 days to 30 years, 10 days
8. 2015 (Giants): 30 years, 192 days to 31 years, 10 days