| Name | Jahre |
|---|
| Gagliano, Marco da | 1582-1643 |
| Galante, Carlo | geb. 1959 |
| Gazzaniga, Giuseppe | 1743-1818 |
| Genée, Richard | 1823-1895 |
| Gershwin, George | 1898-1937 |
| Gilbert, Jean | 1879-1942 |
| Giordano, Umberto | 1867-1948 |
| Glanville-Hicks, Peggy | 1912-1990 |
| Glass, Philip | geb. 1937 |
| Glinka, Michail Iwanowitsch | 1804-1857 |
| Gluck, Christoph Willibald | 1714-1787 |
| Goetze, Walter Wilhelm | 1883-1961 |
| Goldenthal, Elliot | geb. 1954 |
| Goldmark, Karl | 1830-1915 |
| Goldschmidt, Berthold | 1903-1996 |
| Goleminow, Marin | 1908-2000 |
| Golijov, Osvaldo | geb. 1960 |
| Gomes, Antônio Carlos | 1836-1898 |
| Gounod, Charles François | 1818-1893 |
| Granados, Enrique | 1867-1916 |
| Graun, Carl Heinrich | 1704-1759 |
| Grétry, André-Ernest-Modeste | 1741-1813 |
| Gretschaninow, Alexander Tichonowitsch | 1864-1959 |
| Grieg, Edvard | 1843-1907 |
| Guerrero, Jacinto | 1895-1951 |
| Guridi, Jesús | 1886-1961 |
| Gurlitt, Manfred | 1890-1972 |