| Professor Dr Jacques Gernet FBA | Year of birth 1921 | Year of death 2018 | Year elected 1996 | Fellowship category Corresponding |
| Professor Alexander Gerschenkron FBA | Year of birth 1904 | Year of death 1978 | Year elected 1969 | Fellowship category Corresponding |
| Dr Ilya Gershevitch FBA | Year of birth 1914 | Year of death 2001 | Year elected 1967 | Fellowship category UK |
| Professor Dr Pieter Geyl CBE, FBA | Year of birth 1887 | Year of death 1966 | Year elected 1961 | Fellowship category Corresponding |
| Professor Roman Ghirshman FBA | Year of birth 1895 | Year of death 1979 | Year elected 1972 | Fellowship category Corresponding |
| Sir Hamilton Gibb FBA | Year of birth 1895 | Year of death 1971 | Year elected 1944 | Fellowship category UK |
| Professor Dr Herbert Giersch FBA | Year of birth 1921 | Year of death 2010 | Year elected 1983 | Fellowship category Corresponding |
| Professor Aleksander Gieysztor FBA | Year of birth 1900 | Year of death 1999 | Year elected 1984 | Fellowship category Corresponding |
| Professor Henry Gifford FBA | Year of birth 1913 | Year of death 2003 | Year elected 1983 | Fellowship category UK |
| Professor Marcello Gigante FBA | Year of birth 1900 | Year of death 2001 | Year elected 1984 | Fellowship category Corresponding |
| Professor Felix Gilbert FBA | Year of birth 1905 | Year of death 1991 | Year elected 1974 | Fellowship category Corresponding |
| Professor Basil L Gildersleeve FBA | Year of birth 1831 | Year of death 1924 | Year elected 1907 | Fellowship category Corresponding |
| Dr Peter Giles FBA | Year of birth 1860 | Year of death 1935 | Year elected 1927 | Fellowship category UK |
| Professor Charles Gillispie FBA | Year of birth 1918 | Year of death 2015 | Year elected 1986 | Fellowship category Corresponding |
| Professor Étiennne Gilson FBA | Year of birth 1887 | Year of death 1978 | Year elected 1927 | Fellowship category Corresponding |
| Professor Morris Ginsberg FBA | Year of birth 1889 | Year of death 1970 | Year elected 1953 | Fellowship category UK |