How old were they?

Yordano Ventura

P · Born June 3, 1991

Age in each postseason series

1. 2014 AL Wild Card (September 30, 2014), Royals vs Athletics 1–0: 23 years, 119 days
2. 2014 ALDS (October 2, 2014), Royals vs Angels of Anaheim 3–0: 23 years, 121 days
3. 2014 ALCS (October 10, 2014), Royals vs Orioles 4–0: 23 years, 129 days
4. 2014 World Series (October 21, 2014), Royals vs Giants 3–4: 23 years, 140 days
5. 2015 ALDS (October 8, 2015), Royals vs Astros 3–2: 24 years, 127 days
6. 2015 ALCS (October 16, 2015), Royals vs Blue Jays 4–2: 24 years, 135 days
7. 2015 World Series (October 27, 2015), Royals vs Mets 4–1: 24 years, 146 days

Age in each season

1. 2013 (Royals): 21 years, 302 days to 22 years, 120 days
2. 2014 (Royals): 22 years, 302 days to 23 years, 120 days
3. 2015 (Royals): 23 years, 302 days to 24 years, 120 days
4. 2016 (Royals): 24 years, 303 days to 25 years, 120 days