Authors Born on October 20
- Emma Tennant Novelist, 1937
- Eric Scott Actor, 1958
- Ferdinand Joseph LaMothe Composer, 1890
- Fred Coury 1967
- Gary Jarman Multi-Instrumentalist, 1980
- Gennifer Choldenko Writer, 1957
- Geoffrey Shugen Arnold Mountaineer, 1957
- George Harris Actor, 1949
- Ian Rush Association Football Player, 1961
- Jeb Bradley Politician, 1952
- Jerry Orbach Actor, 1935
- Jess Glynne Singer-Songwriter, 1989
- Jim Sonefeld Musician, 1964
- Jimi Westbrook Musician, 1971
- John Burns Trade Unionist, 1858
- John Dewey Philosopher, 1859
- John Krasinski Actor, 1979
- Joyce Brothers Psychologist, 1927
- Kamala Harris Politician, 1964
- Kate Mosse Writer, 1961
- Katie Featherston Actress, 1982
- Keith Hernandez Athlete, 1953
- Ken Ham Clergyman, 1951
- Kenneth Choi Actor, 1971
- Leila Josefowicz Violinist, 1977
- Lewis Grizzard Writer, 1946
- Li Peng Politician, 1928
- Lynn Flewelling Author, 1958
- Ma Long Tennis Player, 1988
- Marc Newson Designer, 1963
- Mark King Singer, 1958
- Matt Apuzzo Journalist, 1978
- Melanie Mayron Actress, 1952
- Michelle Malkin Blogger, 1970
- Mickey Mantle Baseball Player, 1931
- Mike Bidlo Artist, 1953
- Monica Ali Writer, 1967
- Morrie Ryskind Dramatist, 1895
- Nargis Fakhri Actress, 1979
- Navjot Singh Sidhu Politician, 1963