Authors Born on September 18
- Adeel Akhtar Actor, 1980
- Adrien-Marie Legendre Mathematician, 1752
- Agnes de Mille Dancer, 1905
- Aisha Tyler Actress, 1970
- Alison Lohman Actress, 1979
- Alva Noto Musician, 1965
- Alvin Nathaniel Joiner Rapper, 1974
- Angie Stone Artist, 1961
- Anna Deavere Smith Actress, 1950
- Anna Netrebko Opera Singer, 1971
- Antoinette Bosco Columnist, 1928
- Arizona Muse Fashion Model, 1988
- Arthur Carhart Writer, 1892
- Asher Monroe Actor, 1988
- Attila Kotanyi Poet, 1924
- Barrett Foa Stage Actor, 1977
- Ben Carson Politician, 1951
- Benjamin Carson Author, 1951
- Bernard Werber Writer, 1961
- Beth Grant Actress, 1949
- Billy Eichner Actor, 1978
- Bob Toski Golfer, 1926
- Bobby Lee Actor, 1971
- Brooke Burke Actress, 1971
- Bruce D. Porter Author, 1952
- Chris Hedges Journalist, 1956
- Christopher Heyerdahl Actor, 1963
- Christopher Ricks Critic, 1933
- Clinton Sparks Producer, 1979
- Corey Lewandowski Political Commentator, 1973
- Cristina Henriquez Author, 1977
- Dan Eldon Photojournalist, 1970
- Dan Povenmire Television Director, 1963
- Darren Gough Cricketer, 1970
- Darryl Hill Rapper, 1969
- Debbi Fields Businesswoman, 1956
- Dee Dee Ramone Bassist, 1951
- Dizzee Rascal Rapper, 1984
- Douglas Glenn Colvin Singer-Songwriter, 1951
- Drew Gilpin Faust Historian, 1947