- Dec 1 Red Sox trade for slugger Jackie Jensen, sending pitcher Mickey McDermott and outfielder Tom Umphlett to Washington; Jensen averages 25 HRs a year for his 7 seasons in Boston; AL RBI leader x 3, and AL MVP in 1958
- Dec 8 19th Heisman Trophy Award: Johnny Lattner, Notre Dame (HB)
- Dec 9 Montreal Canadiens (106) & Toronto Maple Leafs (98) combine for 204 penalty minutes
Dodgers Sign Koufax
Dec 14 Brooklyn Dodgers sign pitcher Sandy Koufax
- Dec 22 Jack Dunn III, owner of Baltimore Orioles in Intl League, turns name over to newly relocated St Louis Browns
- Dec 23 Dodgers 2nd baseman Jim Gilliam wins NL Rookie of Year
- Dec 27 National Football League Championship, Briggs Stadium, Detroit: Detroit Lions beat Cleveland Browns, 17-16 to retain title
- Dec 31 42nd Davis Cup: Australia beats USA in Melbourne (3-2)
Shoemaker Shatters Record
Dec 31 Bill Shoemaker shatters record, riding 485 winners in a year
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions