NY Giants vs. Green Bay Packers
Dec 11 National Football League Championship, Polo Grounds, NYC: New York Giants beat Green Bay Packers, 23-17; record title game attendance 48,120
Standard Ball for MLB
Dec 14 Major League Baseball agrees on use of a standard ball; disagrees on increasing rosters from 23 to 25 players, although Commissioner Kenesaw Mountain Landis eventually decides on 25
- Dec 14 Will Harridge is elected to a 10-year-term as AL president
- Dec 20 Boston Bruins rookie goalie Frankie Brimsek records his 3rd straight shutout with a 3-0 win over the New York Americans, making it his incredible sixth shutout in his first 8 NHL games
- Dec 26 Tom Goddard takes a cricket hat-trick for England v South Africa
- Dec 28 Paul Gibb scores 106 on Test Cricket debut v South Africa