Michael Wacha
P · Born July 1, 1991
Age in each postseason series
- 2013 NLDS (October 3, 2013), Cardinals vs Pirates 3–2: 22 years, 94 days
- 2013 NLCS (October 11, 2013), Cardinals vs Dodgers 4–2: 22 years, 102 days
- 2013 World Series (October 23, 2013), Cardinals vs Red Sox 3–4: 22 years, 114 days
- 2014 NLCS (October 11, 2014), Cardinals vs Giants 1–4: 23 years, 102 days
- 2015 NLDS (October 9, 2015), Cardinals vs Cubs 1–3: 24 years, 100 days
- 2021 ALDS (October 7, 2021), Rays vs Red Sox 1–3: 30 years, 98 days
- 2024 ALDS (October 5, 2024), Royals vs Yankees 1–3: 33 years, 96 days
Age in each season
- 2013 (Cardinals): 21 years, 274 days to 22 years, 92 days
- 2014 (Cardinals): 22 years, 274 days to 23 years, 92 days
- 2015 (Cardinals): 23 years, 274 days to 24 years, 92 days
- 2016 (Cardinals): 24 years, 275 days to 25 years, 92 days
- 2017 (Cardinals): 25 years, 274 days to 26 years, 92 days
- 2018 (Cardinals): 26 years, 274 days to 27 years, 92 days
- 2019 (Cardinals): 27 years, 274 days to 28 years, 92 days
- 2020 (Mets): 28 years, 275 days to 29 years, 92 days
- 2021 (Rays): 29 years, 274 days to 30 years, 92 days
- 2022 (Red Sox): 30 years, 274 days to 31 years, 92 days
- 2023 (Padres): 31 years, 274 days to 32 years, 92 days
- 2024 (Royals): 32 years, 275 days to 33 years, 92 days
- 2025 (Royals): 33 years, 274 days to 34 years, 92 days