- Galbraith, Anna M. (Anna Mary), 1859-, author1
- Galvão, Rodolpho, author1
- Garay, Adrián de, 1860?-1936, author1
- Gleason, Rachel B. (Rachel Brooks), 1820-19051
- Gordon y de Acosta, Antonio de, 1848-1917, author1
- Greer, Joseph H., 1851-19281
- Guerra, Antonio H., author1