Authors Born on January 20
- Alexander Ahndoril Novelist, 1967
- Allan Haines Loughead Engineer, 1889
- Andre-Marie Ampere Physicist, 1775
- Anson Jones Businessperson, 1798
- Aristotle Onassis Business Magnate, 1906
- Bill Griffith Cartoonist, 1944
- Bill Maher Comedian, 1956
- Bonnie McKee Singer, 1984
- Brantley Gilbert Singer, 1985
- Brendan Fevola Football Player, 1981
- Buzz Aldrin Engineer, 1930
- C. H. Douglas Engineer, 1879
- Chandra Wickramasinghe Mathematician, 1939
- Charles Alexandre de Calonne Statesman, 1734
- Charles August Lindbergh Congressional Staff, 1859
- Clarice Cliff Ceramist, 1899
- Crystal Lowe Actress, 1981
- Daniel Cudmore Actor, 1981
- Darren Main Author, 1971
- David Baszucki Chief Executive Officer, 1963
- David Lee Physician, 1931
- David Lynch Film Maker, 1946
- David Tudor Pianist, 1926
- DeForest Kelley Actor, 1920
- Denise McCluggage Racecar Driver, 1927
- Diana Peterfreund Author, 1979
- Duniya Vijay Actor, 1974
- Eddie Kennison American Football Player, 1973
- Edouard Seguin Physician, 1812
- Edward Feigenbaum Scientist, 1936
- Edward Hirsch Poet, 1950
- Edwin McCain Singer-Songwriter, 1970
- Elisabeth Bennington Politician, 1976
- Elmer Diktonius Writer, 1896
- Enoch L. Johnson Politician, 1883
- Erin Wasson Model, 1982
- Ernesto Cardenal Priest, 1925
- Ethel Wilson Writer, 1888
- Eva Jessye Conductor, 1895
- Evan Peters Actor, 1987