- Jan 1 16th Rose Bowl: Southern California beats Pittsburgh, 47-11
Bradman's World Record Score
Jan 6 Australian cricket icon Don Bradman scores 452 not out for New South Wales v Queensland in Sydney; then world record individual score in a first-class match; runs scored in 415 minutes
Headley Scores 157
Jan 15 Brilliant West Indian cricket batsman George Headley scores 157 of 176 on debut on the 4th day of the drawn 1st Test against England in Bridgetown, Barbados
- Jan 21 Boston Bruins become first team in NHL history to score 100 goals in a season, in a 5-1 win over Chicago at Boston Garden; Cooney Weiland scores Bruins' 100th goal in their 26th game of the year
- Jan 24 John Mills scores New Zealand's 1st Test century in cricket, sharing a record 276 run opening stand with Stewie Dempster
Australian Men's Tennis Open
Jan 25 Australian Championships Men's Tennis: Edgar Moon wins his first and only Grand Slam singles title; beats fellow Australian Harry Hopman 6-3, 6-1, 6-3
- Jan 25 Australian Championships Women's Tennis, Melbourne: Daphne Akhurst Cozens wins 3rd straight Australian singles title; beats Sylvia Lance Harper 10-8, 2-6, 7-5