Jimmy Kingsbury Stats & Bio | Mariners Pitcher

About Jimmy Kingsbury

Jimmy Kingsbury currently serves as a pitcher for the Seattle Mariners, wearing jersey number 90. Standing at 6'1" and 190 pounds, the right-hander brings a competitive edge to the mound that has helped him reach professional baseball's highest level. Born on February 13, 1999, in Philadelphia, Pennsylvania, Kingsbury developed his passion for the game in the heart of one of baseball's most devoted cities. He honed his skills collegiately at Villanova, where he built the foundation for his professional career. Now representing Seattle, Kingsbury continues to develop as a pitcher in one of baseball's most competitive environments. The Mariners organization has invested in his growth, recognizing the potential that earned him a spot on the roster. Kingsbury remains focused on contributing to Seattle's pitching staff and proving himself at the major league level.

Updated: Mar 5, 2026