Foxx to the Red Sox
Dec 10 Philadelphia Athletics sell infielder Jimmie Foxx's contract to Boston Red Sox for $150,000 (about $2.8M in 2020 dollars)
- Dec 10 White Sox sell Al Simmons to the Tigers for $75,000
- Dec 14 Test Cricket debut of "Chuck" Fleetwood-Smith v South Africa, Durban
- Dec 15 In major upset, Dutch grand master Max Euwe becomes World Chess Champion beating Russian Alexander Alekhine (9 wins, 13 draws, 8 losses) in Zandvoort, Netherlands
Detroit Lions' First Title
Dec 15 National Football League Championship, University of Detroit Stadium: Detroit Lions beat New York Giants, 26-7; Lions first title
Bradman's Sheffield Debut
Dec 18 Don Bradman scores 117 in his debut Sheffield Shield cricket match for South Australia in an innings & 5 run win over his old team, New South Wales