MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe

Red Sox, MassMutual Partner Up

MLB's announced jersey patch deals so far-San Diego Padres: Motorola. Boston Red Sox: MassMutual. Los Angeles Angels: Foundation Building Materials. Arizona Diamondbacks: Avnet : r/baseball

MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe

Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park

MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal

MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster

MLB Jerseys' to Feature Corporate Sponsor Logos for First Time Ever In 2023

Chris Sale returns from injury, leads Red Sox over Tigers

Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox

Boston Red Sox sign BetMGM as first betting sponsor

Red Sox accidentally picked Yankees fan to sponsor jerseys for next decade