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- Barbara Hambly, (born 1951)
- Greg Hamerton, (born 1973) author of the Tale of the Lifesong series
- Laurell K. Hamilton, (born 1963) author of the Anita Blake: Vampire Hunter series
- Traci Harding
- Lyndon Hardy
- Charlaine Harris
- Geraldine Harris
- Edith Ogden Harrison
- Kim Harrison
- M. John Harrison, (born 1945)
- Petra Hartmann, (born 1970)
- Simon Hawke, (born 1951)
- Hayami Yuji, (born 1961)
- Elizabeth Haydon
- Bernhard Hennen, (born 1966)
- Frank Herda, (born 1947), Author of the Chronicles of the Dragons of the Magi series.
- Tracy Hickman, author of the Dragonlance novels
- Jim C. Hines, (born 1974)
- Robin Hobb, (born 1952) pseudonym of Margaret Astrid Lindholm Ogden who also writes as Megan Lindholm
- John C. Hocking, (born 1960)
- P. C. Hodgell, (born 1951)
- William Hope Hodgson, (1877–1918)
- E. T. A. Hoffmann, (1776–1822) author of "The Nutcracker" and other fantastic stories
- Wolfgang Hohlbein (born 1953)
- Robert Holdstock (1948–2009)
- Tom Holt, (born 1961) writes mostly humorous fantasy
- Nina Kiriki Hoffman, (born 1955)
- Anthony Horowitz, author of The Power of Five and Groosham Grange.
- Robert E. Howard, (1906–1936) creator of Conan the Barbarian
- Tanya Huff
- Barry Hughart, writes Chinese historical fantasies
- Robert Don Hughes, (born 1949)
- Stephen Hunt, author of the Jackelian novels
Read more about this topic: List Of Fantasy Authors