Ja
- Edward Jablonski (1922–2004)
- Shirley Jackson (1919–1965)
- Anna Jacobs (born 1941)
- Jane Jacobs (born 1916)
- Joseph Jacobs (1854–1916)
- Brian Jacques (1939–2011)
- Alireza Jafarzadeh
- Birbal Jha (born 1972)
- John Jakes (born 1932)
- E. L. James (born 1963)
- Eloisa James (born 1962)
- Henry James (1843–1916)
- P. D. James (born 1920)
- Phil Janes
- Laurence Janifer (1933–2002)
- Tove Jansson (1914–2001)
- Lawrence Jarach
- Miranda Jarrett
- Alfred Jarry (1873–1907)
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