D
- Roald Dahl (1916–1990)
- Brian Daley (1947–1996)
- John Dalmas (born 1926)
- Tony Daniel (born 1963)
- Jack Dann (born 1945)
- Maurice Georges Dantec (born 1959)
- Dennis Danvers (born 1947)
- Clark Darlton (1920–2005) (pseudonym of Walter Ernsting)
- Avram Davidson (1923–1993)
- Chan Davis (born 1926) (pseudonym of Dr. Chandler Davis)
- L. Sprague de Camp (1907–2000)
- Antonio de Macedo (born 1931)
- James De Mille (1833–1880)
- Marianne de Pierres (born 1961)
- Stephen Dedman (born 1959)
- Lester del Rey (1915–1993)
- Samuel R. Delany (born 1942)
- Bradley Denton (born 1958)
- August Derleth (1909–1971)
- A.J. Deutsch (1918–1969)
- Graham Diamond
- Philip K. Dick (1928–1982)
- Gordon R. Dickson (1923–2001)
- William C. Dietz (born 1945)
- Thomas M. Disch (1940–2008)
- Alfred Döblin (1878–1957)
- Cory Doctorow (born 1971)
- Stephen Donaldson (born 1947)
- Candas Dorsey (born 1952)
- Arthur Conan Doyle (1859–1930)
- Debra Doyle (born 1952)
- Gardner Dozois (born 1947)
- David Drake (born 1945)
- Tananarive Due (born 1966)
- Jacek Dukaj (born 1974)
- Jean-Claude Dunyach (born 1957)
Read more about this topic: List Of Science Fiction Authors