Authors
- Greenleaf, Stephen
- Greer, Robert
- Gruber, Frank
- Haddam, Jane (also known as: Orania Papazoglou)
- Hall, Adam (also known as: Elleston Trevor)
- Hall, James W.
- Hallahan, William H.
- Halliday, Brett (also known as: Davis Dresser)
- Hammett, Dashiell
- Handler, David
- Hart, Carolyn
- Harvey, John
- Harvey, James Neal
- Hautman, Pete
- Haywood, Gar Anthony
- Heald, Tim
- Healy, Jeremiah
- Heard, H.F.
- Hess, Joan
- Hoch, Edward D.
