- Dec 1 Eugenio Monti, Italian bobsledder (2 x Olympic gold 2-man, 4-man 1968; World C'ships 9 x gold), dies from a self-inflicted gunshot wound at 75
- Dec 4 Iggy Katona, American auto racer (ARCA Series 1955-57, 62, 66-67; record 79 wins), dies at 87
- Dec 9 Norm Sloan, American basketball coach (b. 1926)
Otto Graham (1921-2003)
Dec 17 American NFL Quarterback (Cleveland Browns), dies of a heart aneurysm at 82
- Dec 21 M. J. Gopalan, Indian cricket fast bowler (1 Test, 1 wicket; Madras) and hockey representative, dies at 94
- Dec 24 Herman Keiser, American golfer (US Masters 1946), dies of Alzheimer's disease complications at 89
- Dec 27 Ivan Calderón, Puerto Rican baseball outfielder (MLB All Star 1991; Chicago White Sox, Montreal Expos), dies from multiple firearm wounds at 41