Alfonsin Rosario Stats & Bio | Guardians Right Field

About Alfonsin Rosario

Alfonsin Rosario suits up as a right fielder for the Cleveland Guardians, wearing jersey number 89 with pride and purpose. Born on June 21, 2004, in Lexington, South Carolina, Rosario represents the next generation of homegrown American baseball talent. Standing 6'1" and weighing 210 pounds, he possesses the athleticism and physical tools that first drew professional scouts to his game. Rather than pursuing a college career, Rosario committed himself entirely to professional development at a young age, demonstrating the dedication and confidence required to compete at the highest level. Hailing from South Carolina, he brings a determination forged through years of focused work on his craft. At just 20 years old, Rosario's career is still in its early chapters, and the Guardians faithful have every reason to watch his journey with genuine excitement.

Updated: Mar 6, 2026