Authors Born on October 15
- Enrique Jardiel Poncela Novelist, 1901
- Eric Benet Singer-Songwriter, 1966
- Erin McKeown Multi-Instrumentalist, 1977
- Evangelista Torricelli Scientist, 1608
- Fanny Howe Writer, 1940
- Friedrich Nietzsche Philosopher, 1844
- Gene Veith Author, 1951
- Genrich Altshuller Writer, 1926
- George J. Borjas Economist, 1950
- George Sava Surgeon, 1903
- Gerald Petievich Writer, 1944
- Helen Hunt Jackson Poet, 1830
- Isabella Bird Explorer, 1831
- Italo Calvino Journalist, 1923
- James A. Leach Politician, 1942
- Jeon Ji-yoon Rapper, 1990
- Jessie Ware Singer-Songwriter, 1984
- Jim Palmer American Football Player, 1945
- Jody Hill Film Director, 1976
- John Coleman Meteorologist, 1934
- John Cooper Mayor, 1956
- John Kenneth Galbraith Economist, 1908
- Joni Eareckson Tada Author, 1949
- Kenneth C. Griffin Investor, 1968
- Kevin Harrington Entrepreneur, 1956
- Keyshia Cole Singer, 1981
- Kimberly Schlapman Musician, 1969
- Larry Miller Comedian, 1953
- Lee Iacocca Business Executive, 1924
- Leonard Peikoff Philosopher, 1933
- Linda Lavin Actress, 1937
- Lucretius Poet, 99
- Marie Stopes Author, 1880
- Mario Puzo Author, 1920
- Mesut Ozil Football Player, 1988
- Michael Lewis Journalist, 1960
- Michel Foucault Philosopher, 1926
- Mikhail Lermontov Writer, 1814
- Mira Nair Film Maker, 1957
- Moshe Sharett Prime Minister , 1894