Encyclopedias, Almanacs, Transcripts, and Maps
- GESP
- Gestational Age, Forensic Determination
- Gestefeld, Ursula Newell (1845-1921)
- Ghadiali, Dinshah Pestanj (1873-1966)
- Gharial: Gavialidae
- Gherman Stepanovich Titov
- Ghirardelli, Cornelio (ca. 1610)
- Ghost Frogs: Heleophrynidae
- Ghost Research Society
- Ghost Seers
- Ghost Ships
- Ghost Tours
- Ghost Trial of the Century
- Ghostly Beings
- Ghosts in the Movies
- Ghosts on Television Series
- Giacomo Bartolomeo Beccari
- Giacomo Dondi
- Giacomo Pylarini
- Giacomo Torelli