Portal:Biography/Selected anniversaries/September 18
- AD 53 - Trajan, Roman Emperor (d. 117)
- 1709 - Samuel Johnson, English writer and lexicographer (d. 1784)
- 1905 - Greta Garbo, Swedish actress (d. 1990)
- 1920 - Jack Warden, American actor (d. 2006)
- 1947 - Giancarlo Minardi, Italian motor racing team boss
- 1952 - Dee Dee Ramone, American bassist (The Ramones) (d. 2002)
- 1954 - Murtaza Bhutto, Pakistani politician (d. 1996)
- 1962 - John Fashanu, English footballer
- 1970 - Darren Gough, English cricketer
- 1971 - Jada Pinkett Smith, American actress
- 1974 - Sol Campbell, English footballer
- 1975 - Kanstantsin Lukashyk, Belarusian pistol shooter
- 1976 - Ronaldo - Brazilian footballer