Mitchell Stumpo Stats & Bio | Diamondbacks Pitcher

About Mitchell Stumpo

Mitchell Stumpo is a right-handed relief pitcher for the Arizona Diamondbacks, wearing jersey #29. Standing at 6'2" and weighing 205 pounds, the Raleigh, North Carolina native brings a commanding presence to the mound. Born on June 17, 1996, Stumpo developed his baseball skills locally before attending Guilford College in North Carolina, where he honed his pitching mechanics while competing at the collegiate level. His journey to the majors demonstrates remarkable perseverance, having climbed through the Diamondbacks' farm system to earn his place on the MLB roster. Known for his focused demeanor and work ethic, Stumpo relies on precision and pitch selection rather than overwhelming velocity. When he takes the mound, teammates appreciate his reliability and competitive spirit as he challenges hitters with his strategic approach to each at-bat. His professional development continues to impress coaches and analysts alike.

Updated: Feb 19, 2026