MassMutual will be the first sponsor to have its logo on Red Sox

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

Boston Red Sox confirm MassMutual as signature sponsor - SportsPro

Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal

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

It's come to this: our Red Sox as human billboards

Boston Red Sox sign BetMGM as first betting sponsor

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

Red Sox will have MassMutual logo on their jerseys beginning in 2023

Red Sox Reportedly Strike $170M Jersey Patch Deal

Red Sox debut new uniform advertisements as part of 10-year deal with MassMutual, Sports

Red Sox, MassMutual Partner Up