Events in Sport
- Sep 4 US Men's Amateur Golf Championship, North Shore CC: Jay Sigel successfully defends title 8 & 7 over Chris Perry
- Sep 4 Greg LeMond wins UCI World Road Race Championship in 7h 01' 21" in Altenrhein, Switzerland; first American cyclist to take the title
- Sep 5 Lauri Peterson wins LPGA Rail Charity Golf Classic
Event of Interest
Sep 9 Vitas Gerulaitis bets his house that Martina Navratilova can't beat 100th ranked male tennis player
Martina Navratilova
Boxing Title Fight
Sep 10 Larry Holmes TKOs Scott Frank in 5 for heavyweight boxing title
Larry Holmes
- Sep 10 US Open Women's Tennis: Martina Navratilova beats Chris Evert-Lloyd 6-1, 6-3 for her first US singles title
- Sep 11 Franco Harris becomes 3rd NFL to rush 11,000 yards
Tennis Open
Sep 11 US Open Men's U.S. Open: Jimmy Connors retains title; beats Ivan Lendl 6-3, 6-7, 7-5, 6-0
Jimmy Connors
Ivan Lendl
- Sep 11 Pittsburgh running back Franco Harris runs for 118 yards in Steelers 25-21 win at Green Bay to become the only the third player in NFL history to rush for 11,000 yards
Baseball Record
Sep 13 Oakland's Rickey Henderson 3rd straight 100 steals for season
Rickey Henderson
- Sep 13 US mint strikes 1st gold coin in 50 years (Olympic Eagle)
- Sep 17 Chicago White Sox clinch their 1st-ever AL West championship
- Sep 18 Juli Inkster wins LPGA SAFECO Golf Classic
- Sep 18 New Orleans Saints 1st OT victory; beating Chicago Bears 34-31
- Sep 20 3,112 turn out to see Pirates play NY Mets at Shea Stadium
- Sep 22 Zhu Jianhau (China) sets high jump record at 7'9 3/4"
- Sep 23 Gerrie Coetzee KOs Michael Dokes in 10 for heavyweight boxing title in Ohio
- Sep 23 Phillies Steve Carlton is 16th to wins 300 game (beating Cards)
- Sep 24 Braves Dale Murphy is 6th to hit 30 HRs & steal 30 bases in season
- Sep 24 Test cricket debut of Shoaib Mohammad, son of Hanif, v India Jullundur
- Sep 26 Ali Haji-Sheikh kicks 56 yard field goal, a NY Giants record
- Sep 26 Australia II wins America's Cup yacht race - 1st non-US winner
Event of Interest
Sep 27 Tim Raines is 1st since Ty Cobb to steal 70 & drive in 70 runs
Tim Raines
Ty Cobb
- Sep 29 Oakland A's Mike Warren no-hits Chicago White Sox, 3-0
Birthdays in Sport
- Sep 1 José Antonio Reyes, Spanish footballer
- Sep 2 Mark Foster, English rugby player
- Sep 3 Augusto Farfus, Brazilian racing driver
- Sep 3 Nicky Hunt, English footballer
- Sep 3 Marcus McCauley, American football player
- Sep 3 Valdas Vasylius, Lithuanian basketball player
- Sep 4 Tareq Aziz, Bangladeshi cricketer
- Sep 5 Eugen Bopp, Ukrainian-German footballer, born in Kiev, Ukraine
- Sep 5 Pablo Granoche, Uruguayan footballer, born in Montevideo, Uruguay
- Sep 7 Philip Deignan, Irish cyclist (UCI Pro Team), born in Letterkenny, County Donegal, Ireland
- Sep 7 Mehmet Topuz, Turkisher footballer (Kayserispor), born in Caferli Köyü, Yozgat, Turkey
- Sep 7 Pops Mensah-Bonsu, British basketball player for the Dallas Mavericks, born in Tottenham, London
- Sep 7 Annette Dytrt, German skater figure, born in Landshut, Germany
- Sep 8 Wali Lundy, American football player
- Sep 8 Diego Benaglio, Swiss-Italian footballer
- Sep 8 Chris Judd, Australian football player
- Sep 8 Lewis Roberts-Thompson, Australian football player
- Sep 8 Will Blalock, American basketball player
- Sep 9 Kyle Davies, American baseball player
- Sep 9 Edwin Jackson, Major League Baseball pitcher
- Sep 9 Sam Hollenbach, National Football League quarterback
- Sep 9 Cleveland Taylor, International footballer
- Sep 11 Jacoby Ellsbury, American baseball player, born in Madras, Oregon
- Sep 11 Ike Diogu, Nigerian-American basketball player, born in Buffalo, New York
- Sep 12 Daniel Muir, American football player, born in Washington, D.C.
- Sep 14 Frostee Rucker, National Football League defensive end
- Sep 15 Luke Hochevar, American baseball player
- Sep 16 Kirsty Coventry, Zimbabwean Olympic swimmer
- Sep 18 Kevin Doyle, Irish footballer
- Sep 19 Joey Devine, American baseball player, born in Junction City, Kansas
- Sep 19 Charlie Haeger, American baseball player, born in Livonia, Michigan
- Sep 20 Ángel Sánchez, Puerto Rican baseball player
- Sep 21 Fernando Cavenaghi, Argentinian footballer
- Sep 21 Anna Meares, Australian cyclist
- Sep 24 Randy Foye, American basketball player
- Sep 26 Ricardo Quaresma, Portuguese footballer
- Sep 28 Stefan Moore, English footballer
- Sep 30 Andreea Răducan, Romanian gymnast