Events in Sport
- Sep 2 Ralph Houk signs 3-year contract to manage New York Yankees at $65,000 a season, then the biggest salary in MLB
- Sep 7 Scottish Matra-Ford driver Jackie Stewart wins the Italian Grand Prix at Monza to clinch his first Formula 1 World Drivers Championship; his 6th F1 win of the season
- Sep 8 US amateur Men's Tennis: Stan Smith beats Bob Lutz (97 63 61)
US Open Women's Tennis
Sep 8 US Open Women's Tennis, Forest Hills, NY: Australian Margaret Court wins her third US singles title & 16th Grand Slam singles event; beats Nancy Richey 6-2, 6-2

Nancy Richey
US Men's Tennis Open
Sep 9 US Open Men's Tennis, Forest Hills, NY: Rod Laver beats fellow Australian Tony Roche 7-9, 6-1, 6-2, 6-2 to claim his record second Grand Slam

Rod Laver

Tony Roche
- Sep 10 NY Mets sweep Montreal Expos putting them in 1st place for 1st time
- Sep 13 Baltimore Orioles, win earliest AL Eastern division title
- Sep 13 Bobby Bonds is baseballs 4th 30-HR, 30-steal player
Event of Interest
Sep 15 Cards Steve Carlton sets record by striking out 19 NY Mets in a game

Steve Carlton
Ryder Cup
Sep 20 Ryder Cup Golf, Royal Birkdale GC: US, Great Britain tie, 16-16; great sporting gesture, America's Jack Nicklaus concedes missable 3-foot putt to Tony Jacklin at the 18th hole for the draw

Jack Nicklaus
- Sep 20 Pitts Pirate Bob Moose no-hits NY Mets, 4-0
Davis Cup
Sep 20 58th Davis Cup: American pair Bob Lutz & Stan Smith clinch final 8-6, 6-1, 11-9 over Ilie Năstase & Ion Țiriac of Romania in Cleveland, OH; ends 5-0

Ilie Năstase
Baseball Record
Sep 22 SF Giant Willie Mays, becomes second player to hit 600 home runs

Willie Mays
- Sep 24 NY Mets clinch NL East pennant
- Sep 28 Joe Kapp (Minnesota Vikings) passes for 7 touchdowns vs Balt Colts (52-14)
- Sep 29 7th Mayor's Trophy Game, Mets beat Yanks 7-6
- Sep 29 Red Sox Rico Petrocelli hits shortstop record 40th HR of season
- Sep 29 Steve O'Neal of NY Jets, kicks longest NFL punt; 98 yards vs Denver
Birthdays in Sport
- Sep 1 Henning Berg, Norwegian footballer
- Sep 2 Shani Waugh, Australian golfer (US Open 2002 3rd), born in Bunbury West Australia
- Sep 2 Stephen Peall, Zimbabwean cricketer
- Sep 3 Keith Traylor, American NFL defensive tackle (Super Bowl 1997-98, 2004), born in Little Rock, Arkansas
- Sep 5 Leonardo Araujo, Brazilian footballer, born in Niterói, Rio de Janeiro, Brazil
- Sep 5 Mark Ramprakash, English cricketer, born in Bushey, Hertfordshire, England
- Sep 6 Aaron Pierce, American NFL halfback (NY Giants), born in Seattle, Washington
- Sep 6 Doug Pirini, New Zealand decathlete (Olympics 1996), born in Auckland, New Zealand
- Sep 6 Ben Finegold, American chess player, born in Detroit, Michigan
- Sep 6 Michellie Jones, Australian triathlete (won two ITU Triathlon World Championships), born in Fairfield, New South Wales, Australia
- Sep 7 Darren Bragg, American outfielder (Seattle Mariners), born in Waterbury, Connecticut
- Sep 7 Rudy Galindo, American figure skater, born in San Jose, California
- Sep 8 Oswaldo Ibarra, Ecuadorian footballer, born in Ambuquí, Ecuador
- Sep 8 Lars Bohinen, Norwegian footballer (Nottingham Forest), born in Vadsø, Norway
- Sep 8 Gary Speed, Welsh footballer and Wales national football team manager, born in Mancot, Flintshire, Wales (d. 2011)
- Sep 9 Sean Rooks, American basketball center (LA Lakers), born in New York City, New York
- Sep 10 Bob Spitulski, NFL linebacker (Seattle Seahawks)
- Sep 10 Matt Geiger, NBA center (Charlotte Hornets)
- Sep 11 Tracy Scroggins, American NFL linebacker (Detroit Lions), born in Checotah, Oklahoma
- Sep 11 Eduardo Perez, American baseball player, born in Cincinnati, Ohio
- Sep 12 Ángel Cabrera, Argentine golfer (US Open 2007, US Masters 2009), born in Córdoba, Argentina
- Sep 12 Shigeki Maruyama, Japanese golfer (3 PGA Tour titles; Presidents Cup 1998, 2000), born in Ichikawa, Chiba Prefecture
- Sep 13 Shane Warne, Australian cricket spin bowler and broadcaster (145 Tests, 708 wickets; 194 ODIs), born in Melbourne, Australia
- Sep 16 Andrew Borodow, Canadian freestyle wrestler (Olympic 5-92, 96), born in Montreal, Quebec
- Sep 16 Chester McGlockton, American NFL defensive tackle (Oakland Raiders), born in Whiteville, North Carolina
- Sep 16 Marthijn Pothoven, Dutch soccer player (Go Ahead Eagles)
- Sep 17 Rob Zamuner, NHL forward (Tampa Bay Lightning, Team Canada 1998)
- Sep 17 Ken Doherty, Irish snooker player (world champion 1997), born in Dublin, Rep. of Ireland
- Sep 18 Robert Coons, American NFL tight end (Buffalo Bills), born in Brea, California
- Sep 20 Tommy Jeter, American NFL defensive tackle (Philadelphia Eagles), born in Nacogdoches, Texas
- Sep 20 Richard Witschge, Dutch footballer, born in Amsterdam
- Sep 21 Jason Christiansen, pitcher (Pittsburgh Pirates), born in Omaha, Nebraska
- Sep 21 Randal Hill, NFL wide receiver (Miami Dolphins)
- Sep 22 Marian Chlad, soccer player (FC Groningen)
- Sep 22 Nicole Bradtke, Australian tennis star (1995 Auckland), born in Melbourne, Victoria
- Sep 23 Jeff Cirillo, infielder (Milwaukee Brewers), born in Pasadena, California
- Sep 23 Tapio Laukkanen, Finnish rally driver
- Sep 24 Andrew Greene, Canadian football guard (NFL: Miami Dolphins; 4 x CFL All Star, Saskatchewan Roughriders), born in Kingston, Jamaica
- Sep 25 David Weathers, American baseball pitcher (Florida Marlins, NY Yankees), born in Lawrenceburg, Tennessee
- Sep 25 Hansie Cronje, South African Cricket Batsman and captain (68 Tests, 3,714 runs, 43 wickets; 188 ODIs; life ban for match-fixing 2000), born in Bloemfontein, South Africa (d. 2002)
- Sep 26 Andy Petterson, Australian footballer, born in Fremantle, Australia
- Sep 26 Paul Warhurst, English footballer, born in Metropolitan Borough of Stockport, United Kingdom
- Sep 27 Laura Wilson, cross country skier (Olympics 1994), born in Utica, New York
- Sep 27 Lester Holmes, NFL guard (Philadelphia Eagles)
- Sep 27 Robert Jones, NFL linebacker (Dallas Cowboys)
- Sep 28 L Janusz Hooker, Australian rower (Olympics 1996)
- Sep 28 Nico Vaesen, Belgian footballer
Kelly Robbins
Sep 29 Kelly Robbins, American golfer (LPGA C'ship 1995), born in Mt. Pleasant, Michigan

Kelly Robbins
- Sep 29 Angelo Barretto, Filipino racecar driver
Deaths in Sport
- Sep 2 Willy Mairesse, Belgian auto racer (13 F1 GP; Nürburgring 1000km 1963; GT Spa GP 1965; Targa Florio 1966), dies from suicide at 40
- Sep 3 John Lester, American cricketer, dies at 98
- Sep 6 Arthur Friedenreich, Brazilian football player, dies at 77
- Sep 9 Cecil Dixon, South African cricket off-spinner (1913-14, dismissed Hobbs twice), dies at 78