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

Final Red Sox homestand of the year is one of lasts – Boston 25 News

Red Sox, MassMutual Partner Up

Logos and uniforms of the Boston Red Sox - Wikipedia

A rough patch: the Astros' new sponsorship deal with Oxy is doubly ugly, Houston Astros

NHL Partner MassMutual to Debut 'On and Off the Ice' Spot During Winter Classic

Boston Red Sox confirm MassMutual as signature sponsor - SportsPro

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

Red Sox Winter Weekend

Larger-Than-Life Drone Show Celebrates MassMutual's Sponsorship of the Boston Red Sox

Chris Creamer SportsLogos.Net on X: The Diamondbacks join the San Diego Padres and Boston Red Sox as the first three MLB teams to announce in-game jersey ads for 2023 /

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

MLB's new uniform rules won't prevent Red Sox from keeping Boston traditions – Boston Herald