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MLB player profile

Ryan Zeferjahn

Current club

Chicago Cubs

Season spotlight

ERA
3.882026

Uniform

56

Bats

Right

Throws

Right

Player profile

Age

28

Born

Topeka, KS, USA

Height

6' 5"

MLB debut

August 25, 2024

Birth date

February 28, 1998

Weight

209

Verified source

MLB Stats API

·

October 4, 2026 · 3:00 am EDT Open official record ↗

Current season line

2026

G

65

GS

0

IP

69.2

W

4

L

4

ERA

3.88

WHIP

1.28

SO

94

SV

7

HLD

14

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