- Sep 1 Davis Cup Men's Tennis, Forest Hills, NY: USA retains title as Ted Schroeder outlasts Australian Dinny Pails 6-3, 8-6, 4-6, 9-11, 10-8 4-1 for a 3-1 lead; ends 4-1
- Sep 1 Infielder Jack Lohrke hits NY Giants' 183rd homer of season in 2-1 win v Boston Braves; breaks NY Yankees MLB mark of 182 set in 1936
- Sep 3 New York Yankees total 18 hits, all singles to rout Boston Red Sox, 11-2 at Fenway Park
- Sep 3 Philadelphia A's rookie pitcher Bill McCahan no-hits Washington Senators, 3-0
- Sep 4 Champion Middlesex cricket batsman Denis Compton scores 101 for South of England in tour match defeat to South Africa at Lord's; his record 17th century of the English season
Baseball Record
Sep 12 Pittsburgh's future Baseball HOF left fielder Ralph Kiner hits 2 HRs in Pirates' 4-3 win over the Boston Braves at Forbes Field; record 8th HR in 4 games
US Men's Tennis Open
Sep 14 US National Championship Men's Tennis, Forest Hills, NY: Jack Kramer wins second straight US title; beats fellow American Frank Parker 4-6, 2-6, 6-1, 6-0, 6-3
US Open Women's Tennis
Sep 14 US National Championship Women's Tennis, Forest Hills, NY: Louise Brough beats Margaret Osborne duPoint 8-6, 4-6, 6-1 for her only US singles title
- Sep 15 Yanks clinch pennant #15
Sports History
Sep 17 Jackie Robinson is named Rookie of Year by Sporting News
- Sep 19 Jackie Robinson is named 1947 "Rookie of the Year"
- Sep 22 Brooklyn Dodgers clinch NL pennant as Chicago defeats St. Louis Cardinals in second game of a double header
- Sep 26 Happy Chandler announces Ford & Gillette to sponsor World Series
Joe McCarthy Joins Red Sox
Sep 29 Former New York Yankees manager Joe McCarthy signs to manage Boston Red Sox
- Sep 30 In first televised World Series Baseball game, NY Yankees beat Brooklyn Dodgers, 5-3 in Game 1 at Yankee Stadium; also largest WS crowd to date, 73,365
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions