Encyclopedias, Almanacs, Transcripts, and Maps
- Guzmán, Nuño Beltrán de (c. 1485–1558)
- Gwich'in
- Gwynn, Anthony Keith ("Tony")
- Gypsies and Caravan Dwellers in the Netherlands
- Ha-avarah Agreement
- ha-Halutz
- ha-Shomer
- ha-Shomer ha-Tzaʿir
- Ha-Tikva
- Haas, Peter E., Sr.
- Haas, Peter Edgar
- Habermas, Jürgen (1929–)
- Habib, Philip Charles
- Habous
- Hacettepe University
- Hackett, Buddy
- Hackman, Eugene Alden ("Gene")
- Hadramawt
- Haeckel, Ernst Heinrich (1834–1919)
- Hagen, Uta Thyra