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

Red Sox to sport MassMutual logo under new partnership - Boston Business Journal

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

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

Yankees Announce Starr Insurance Jersey Patch, Partnership in Video, News, Scores, Highlights, Stats, and Rumors

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

Official Charity of the Boston Red Sox Red Sox Foundation - Red Sox Foundation

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

MassMutual is first jersey patch sponsor of the Red Sox

Jennifer Halloran on LinkedIn: FIFA Women's World Cup + Frito-Lay, Taste of Greatness

Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year –

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