G
- Gabriel, archangel (1962; 1993)
- Carlos Viegas Gago Coutinho, aviator pioneer (1923; 1969; 1972)
- Vasco da Gama, explorer (1898; 1911; 1945; 1969; 1980; 1992; 1996; 1997; 1998)
- Rui Roque Gameiro (1906-1935) sculptor (1971)
- Francisco Gentil, oncologist (1999)
- Robert H. Goddard, American rocket scientist (1975)
- Bento de Góis, missionary, explorer (1968)
- Damião de Góis, philosopher (1974; 2002)
- Guilherme Gomes Fernandes (1850-1902), firefighter (1953)
- Diogo Gomes, explorer (1991)
- Estêvão Gomes, cartographer and explorer (1993)
- Francisco Gomes Teixeira, mathematician (1952)
- José Manuel Gonçalves, fashion designer (2004)
- Nuno Gonçalves de Faria, patriot (1973)
- Joana de Gouveia, heroine of Independence (1928)
- Guerra Junqueiro, poet (1951)
- Calouste Gulbenkian, Armenian oil pioneer, philanthropist, art collector (1965; 2006)
- Bartolomeu de Gusmão, inventor (1983)
Read more about this topic: List Of People On Stamps Of Portugal