- Sep 1 A. Bartlett Giamatti, American MLB Commissioner (1989) and President of Yale University (1978-86), dies of a heart attack at 51
- Sep 3 Gaetano Scirea, Italian soccer defender (78 caps, FIFA World Cup 1982; Juventus 377 games), dies in a car accident at 36
- Sep 3 Rip Sewell, American baseball pitcher (MLB All-Star 1943–46; NL wins leader 1943; Pittsburgh Pirates 1938–49), dies at 82
- Sep 10 Jeff Stollmeyer, West Indian cricket batsman (32 Tests 4 x 100, HS 160; Trinidad & Tobago) and executive (President WI Board of Control 1974-81), dies from wounds suffered in home invasion at 68
- Sep 14 Eddie McLeod, New Zealand cricketer (one Test for NZ), dies at 88
- Sep 15 Harry Cave, New Zealand cricketer (New Zealand captain 1955-56), dies at 66
- Sep 19 Willie Steele, American athlete (Olympic gold long jump 1948), dies at 66
- Sep 20 Richie Ginther, American racing driver, dies from a heart attack at 59
- Sep 29 August A. "Gussie" Busch Jr., American brewing magnate (chairman Anheuser-Busch 1946-75) and baseball executive (owner St. Louis Cardinals 1953-89), dies at 90