- Dec 1 CFL Grey Cup, AAA Grounds, Hamilton: Hamilton Tigers win 3rd Cup with 30-0 shutout of Regina Roughriders
- Dec 1 National League President John Heydler first to propose a baseball rule change calling for a 10th man, or 'designated hitter', to bat in place of the pitcher; ironically, the NL vote in favour of proposal, but the American League turn it down
Bottomley NL MVP
Dec 2 St. Louis Cardinals future Baseball HOF first baseman Jim Bottomley is voted NL MVP
- Dec 16 National Football League Championship: Providence Steam Roller (8-1-2) win first past the post title
Weissmuller Retires
Dec 26 Johnny Weissmuller announces his retirement from amateur swimming
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions