Eduardo Rivera Stats & Bio | Red Sox Pitcher

About Eduardo Rivera

Eduardo Rivera stands tall on the mound for the Boston Red Sox, wearing jersey #99 with a commanding presence that matches his imposing 6'7", 237-pound frame. Born on June 13, 2003, in San Juan, Puerto Rico, Rivera represents the rich baseball tradition that the island has long contributed to the major leagues. Coming directly from Puerto Rico without a collegiate path, Rivera's rise to professional baseball speaks to his raw talent and relentless dedication to the craft. His towering stature gives him a natural advantage on the mound, allowing him to generate powerful downward movement on his pitches that challenges hitters at every level. Still in the early stages of what promises to be a compelling career, Rivera continues to develop his arsenal and establish himself as a meaningful contributor to the Red Sox pitching staff.

Updated: Mar 21, 2026