Authors Born on September 30
- General Butt Naked Commander, 1971
- Gibby Haynes Radio Personality, 1957
- Gustave Gilbert Physiologist, 1911
- Jack Wild Television Actor, 1952
- Jay Asher Writer, 1975
- Jean-Marie Lehn Chemist, 1939
- Jenna Elfman Actress, 1971
- Jim Sasser Politician, 1936
- John Lloyd Television Producer, 1951
- John Lombardo Bassist, 1952
- Johnny Mathis Singer, 1935
- Kathleen Madigan Comedian, 1965
- Katrina Law Actress, 1985
- Keisha Buchanan Singer-Songwriter, 1984
- Ki Hong Lee Actor, 1986
- Kieran Culkin Actor, 1982
- Lacey Chabert Film Actor, 1982
- Lahiri Mahasaya Yoga Master, 1828
- Laura Esquivel Screenwriter, 1950
- Len Cariou Actor, 1939
- Lester Maddox Politician, 1915
- Levi Miller Actor, 2002
- Maddie Ziegler Dancer, 2002
- Marc Bolan Singer-Songwriter, 1947
- Marc Lasry Businessman, 1959
- Marion Cotillard Actress, 1975
- Martina Hingis Tennis Player, 1980
- Miguel Barbosa Huerta Politician, 1959
- Mike Donehey Singer, 1981
- Monica Bellucci Actress, 1964
- Nevill Francis Mott Physicist, 1905
- Nicola Griffith Novelist, 1960
- Nita Engle Painter, 1925
- Os Guinness University Teacher, 1941
- Paul Bremer Diplomat, 1941
- Pihla Viitala Actress, 1982
- Robby Takac Bassist, 1964
- Rumi Poet, 1207
- S. M. Stirling Author, 1953
- Savitri Devi Writer, 1905