Authors Born on September 27
- Aaron Belz Writer, 1971
- Aitzaz Ahsan Politician, 1945
- Albert Ellis Psychologist, 1913
- Alexander Polyakov Physicist, 1945
- Alexis Krauss Singer, 1985
- Alexis Stewart Radio Personality, 1965
- Alfred Thayer Mahan Military Officer, 1840
- Alphonsus Liguori Composer, 1696
- Anand Giridharadas Author, 1981
- Ananda Shankar Jayant Dancer, 1961
- Andy Lau Actor, 1961
- Anna Camp Actress, 1982
- Anne-Marie Slaughter Lawyer, 1958
- Arthur Blank Businessman, 1942
- Arthur E. Powell Author, 1882
- Arthur J. Deikman Clinical Psychologist, 1929
- Arthur Penn Film Director, 1922
- Austin Carlile Baseball Manager, 1987
- Austin Robert Carlile Musician, 1987
- Avril Lavigne Singer-Songwriter, 1984
- Beverly Daniel Tatum Psychologist, 1954
- Bob Corritore Songwriter, 1956
- Brad Arnold Musician, 1978
- Brian Skerry Photographer, 1961
- Brian Wayne Peterson Screenwriter, 1970
- Carl Ballantine Magician, 1917
- Carrie Brownstein Singer, 1974
- Cary-Hiroyuki Tagawa Actor, 1950
- Catherine Marshall Author, 1914
- Charles H. Percy Businessman, 1919
- Chris Avellone Designer, 1972
- Clara Hughes Bicycle Racer, 1972
- Clementine Paddleford Writer, 1898
- Cleveland Amory Author, 1917
- Corinne Roosevelt Robinson Poet, 1861
- David Oyedepo Preacher, 1954
- David Walker Abolitionist, 1796
- Debbie Wasserman Schultz Politician, 1966
- Don Cornelius Producer, 1936
- Dylan Smith Businessman, 1985