Zack Kelly
P · Born March 3, 1995
Age in each postseason series
- 2025 AL Wild Card (September 30, 2025), Red Sox vs Yankees 1–2: 30 years, 211 days
Age in each season
- 2022 (Red Sox): 27 years, 29 days to 27 years, 212 days
- 2023 (Red Sox): 28 years, 29 days to 28 years, 212 days
- 2024 (Red Sox): 29 years, 29 days to 29 years, 212 days
- 2025 (Red Sox): 30 years, 29 days to 30 years, 212 days