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- Gallard, T. (Théophile), 1828-1887, author1
- Gallardo y Moreno, Javier, author1
- Gallaudet, Bern B. (Bern Budd), 1860-19341
- Gallavardin, Jean-Pierre.1
- Gallegos, Manuel F., author1
- Gallinger, Jacob H. (Jacob Harold), 1837-1918, author1
- Gallo, Giuseppe, author1
- Gallois, N. (Narcisse), 1831-1896, compiler1
- Galt, John M. (John Minson), 1819-18624
- Galton, Francis, 1822-19111
- Galton, Francis, 1822-1911, author1
- Galvão, Rodolpho, author2
- Gama, José Maria, author2
- Gama, Juan de Dios, author1
- Gamble, Eliza Burt, author1
- Gamboa y Rueda, José Antonio, author1
- Gamgee, John, 1831-18941
- Gamgee, John, 1831-1894, author1
- Gamgee, Sampson, 1828-18861