Current active MLB roster profile synchronized from the MLB Stats API.
P
MLB player profile
Ryan Zeferjahn
Current clubChicago Cubs
Season spotlightERA
3.932026
- Uniform
- 56
- Bats
- Right
- Throws
- Right
Player profile
- Club
- Chicago Cubs
- Role
- P
- Jersey
- 56
- Bats / throws
- Right / Right
- Born
- February 28, 1998
- Age
- 28
- Birthplace
- Topeka, KS, USA
- MLB debut
- August 25, 2024
- ERA
- 3.93
Current season line
2026
2026 Pitching
- G
- 64
- GS
- 0
- IP
- 68.2
- W
- 4
- L
- 4
- ERA
- 3.93
- WHIP
- 1.30
- SO
- 94
- SV
- 6
- HLD
- 14