Medicine: Biographies
- Giuseppe Pianese
- Gregory Goodwin Pincus
- Guy de Chauliac
- Hans Christian Joachim Gram
- Hans Zinsser
- Harold Eliot Varmus
- Harvey Williams Cushing
- Heinrich Meng
- Heinz Kohut
- Helene Gayle
- Henrik Dam
- Henry Charlton Bastian
- Henry Gray
- Herbert S. Gasser
- Herman Boerhaave
- Herophilus
- Hideyo Noguchi
- Hippocrates
- Hippolyte Bernheim
- Howard Walter Florey