Encyclopedias, Almanacs, Transcripts, and Maps
- Greco–Turkish War (1897)
- Greek Academy
- Greek Colonies in the East
- Greek Colonies in the West
- Greek Cypriots
- Greek Émigrés
- Greek-Speaking Jews of Greece
- Greeks in the Middle East
- Green Line
- Green March
- Green, Cecil Howard
- Green, Thomas Hill (1836–1882)
- GREENBAUM, Sidney
- Greenberg, Henry Benjamin ("Hank")
- Greene, Charles Edward ("Mean Joe")
- Gregg, (Alvis) Forrest
- Gregory of Nazianzus (329/330–c. 390)
- Gregory of Nyssa (c. 330–c. 394)
- Gregory of Rimini (c. 1300–1358)
- Gregory, Richard Claxton ("Dick")