January 3 – Bob Veale, 89, pitcher from 1962–74 for the Pirates and Red Sox.[7]
January 6 – Brian Matusz, 37, pitcher from 2009–16 for the Orioles and Cubs.[8]
January 10 – Félix Mantilla, 90, infielder and outfielder from 1956–66 for the Braves, Mets, Red Sox and Astros.[9]
January 15 – Tommy Brown, 97, utility player from 1944–53 for the Dodgers, Phillies and Cubs.[10]
January 16 – Bob Uecker, 90, catcher from 1962–67 for the Braves, Cardinals and Phillies and later a broadcaster for the Brewers from 1971–2024.[11]
January 19 – Jeff Torborg, 83, catcher from 1964–73 for the Dodgers and Angels and later a coach and manager for the Indians, Yankees, White Sox, Mets, Expos and Marlins and broadcaster for the Braves among others.[12]
January 20 – Bobby Cuellar, 72, pitcher for the Rangers in 1977 and long time coach in the majors and minors.[13]