MassMutual is first jersey patch sponsor of the Red Sox

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

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

Astros agree to deal to add Oxy jersey patch for 2023 season

Boston Red Sox mascots Wally and Tessie display the patch during a News Photo - Getty Images

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

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

Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe

MassMutual, Red Sox announce multiyear partnership

3,551 Shirt Sponsor Stock Photos, High-Res Pictures, and Images - Getty Images

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

MassMutual, Red Sox announce multiyear partnership

Detroit Tigers to add Meijer patch on jerseys

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