Zac Gallen Stats & Bio | Diamondbacks Pitcher

About Zac Gallen

Zac Gallen serves as a starting pitcher for the Arizona Diamondbacks, wearing jersey number 23. Born on August 3, 1995, in Somerdale, New Jersey, Gallen developed his craft through a strong collegiate career at the University of North Carolina before making his mark in professional baseball. Standing 6'2" and weighing 189 pounds, he brings a competitive presence to the mound every time he takes the ball. Gallen has established himself as one of Arizona's key rotation pieces, known for his poise and pitching intelligence. In his most recent outings, he posted a 5.19 ERA with 4 strikeouts across 5.2 innings over two appearances, showing continued determination as he works to sharpen his performance. His journey from New Jersey to becoming a cornerstone of the Diamondbacks rotation reflects his relentless dedication to the game.

Updated: Mar 16, 2026