Jack Ralston Stats & Bio | Marlins Pitcher

About Jack Ralston

Jack Ralston stands tall on the mound for the Miami Marlins, wearing jersey #79 with the commanding presence his 6'6", 231-pound frame demands. Born on August 31, 1997, in Panorama City, California, Ralston developed his craft through the competitive ranks of Southern California baseball before earning his place at UCLA, where he honed the skills that would carry him to professional baseball. His imposing stature gives him a natural advantage on the mound, allowing him to generate exceptional downward angle on his pitches and challenge hitters at every level. Ralston represents the next wave of pitching talent in the Marlins organization, bringing a combination of athleticism, competitive drive, and polished mechanics to a franchise committed to building through young, talented arms. His journey from Panorama City to professional baseball is a testament to his dedication.

Updated: Mar 4, 2026