How old were they?

Prince Fielder

1B · Born May 9, 1984

Age in each postseason series

1. 2008 NLDS (October 1, 2008), Brewers vs Phillies 1–3: 24 years, 145 days
2. 2011 NLDS (October 1, 2011), Brewers vs Diamondbacks 3–2: 27 years, 145 days
3. 2011 NLCS (October 9, 2011), Brewers vs Cardinals 2–4: 27 years, 153 days
4. 2012 ALDS (October 6, 2012), Tigers vs Athletics 3–2: 28 years, 150 days
5. 2012 ALCS (October 13, 2012), Tigers vs Yankees 4–0: 28 years, 157 days
6. 2012 World Series (October 24, 2012), Tigers vs Giants 0–4: 28 years, 168 days
7. 2013 ALDS (October 4, 2013), Tigers vs Athletics 3–2: 29 years, 148 days
8. 2013 ALCS (October 12, 2013), Tigers vs Red Sox 2–4: 29 years, 156 days
9. 2015 ALDS (October 8, 2015), Rangers vs Blue Jays 2–3: 31 years, 152 days

Age in each season

1. 2005 (Brewers): 20 years, 327 days to 21 years, 145 days
2. 2006 (Brewers): 21 years, 327 days to 22 years, 145 days
3. 2007 (Brewers): 22 years, 327 days to 23 years, 145 days
4. 2008 (Brewers): 23 years, 328 days to 24 years, 145 days
5. 2009 (Brewers): 24 years, 327 days to 25 years, 145 days
6. 2010 (Brewers): 25 years, 327 days to 26 years, 145 days
7. 2011 (Brewers): 26 years, 327 days to 27 years, 145 days
8. 2012 (Tigers): 27 years, 328 days to 28 years, 145 days
9. 2013 (Tigers): 28 years, 327 days to 29 years, 145 days
10. 2014 (Rangers): 29 years, 327 days to 30 years, 145 days
11. 2015 (Rangers): 30 years, 327 days to 31 years, 145 days
12. 2016 (Rangers): 31 years, 328 days to 32 years, 145 days