| Gilles, Sibylle | Sibylle Gilles | Actor | 1971 | 1 | |
| Gorsic, Niko | Niko Gorsic | Designer | 2015 - 2016 | 2 | |
| Gherman, Ana | Ana Gherman | Actor | 2010 | 1 | |
| Götz, Massimo | Massimo Götz | Designer | 1971 | 1 | |
| Gevers, Mart | Mart Gevers | Actor | 1971 - 1981 | 2 | |
| Glaser, Terry | Terry Glaser | Actor | 1971 | 1 | |
| Gutman, Marta | Marta Gutman | Actor | 1971 | 1 | |
| Gearhart, Bill | Bill Gearhart | Actor | 1971 | 1 | |
| Georgescu, Bogdan | Bogdan Georgescu | Director | 2008 | 1 | |
| Golde, Erika | Erika Golde | Actor | 1971 - 1976 | 2 | |
| Grigorescu, Despina | Despina Grigorescu | Actor | 1954 | 1 | |
| Gărdescu, Domnica | Domnica Gărdescu | Actor | 1954 | 1 | |
| Gabrielescu, Alexandru | Alexandru Gabrielescu | Musical Director | 1954 | 1 | |
| Gheorghiu, Sorin | Sorin Gheorghiu | Actor | 1979 - 2006 | 3 | |
| Georgescu, Aurelian | Aurelian Georgescu | Actor | 1979 | 1 | |
| Grove, Lawrence | Lawrence Grove | Actor | 1909 | 1 | |
| Gülsoy, Serkan | Serkan Gülsoy (Serkan Gulsoy) | Actor | 2007 | 1 | |
| Gezer, Derya | Derya Gezer | Actor | 2007 | 1 | |
| Gökçe, Senem | Senem Gökçe (Senem Gokce) | Dancer | 2007 | 1 | |
| Gündoğdu, İnan | İnan Gündoğdu (Inan Gundogdu) | Lighting Designer | 2007 | 1 | |
| Groza, Cornel | Cornel Groza | Conductor | 2012 | 1 | |
| Georgescu Pitești, George | George Georgescu Pitești | Designer | 2013 | 1 | |
| Goitiño, Nelly | Nelly Goitiño | Actor | 1973 - 1974 | 2 | |
| Garfield, Frank | Frank Garfield | Actor | 1973 | 1 | |
| Girard, Danielle | Danielle Girard | Actor | 1973 | 2 | |
| Glogau, Artur | Artur Glogau | Actor | 1973 | 1 | |
| Geißler, Egon | Egon Geißler | Actor | 1973 | 1 | |
| Günzel, Lutz | Lutz Günzel | Actor | 1973 | 1 | |
| Gillis, Hailey | Hailey Gillis | Actor | 2016 | 1 | |
| Gjerpen, Alexandra | Alexandra Gjerpen | Actor | 2017 | 1 | |
| Giese, Mike | Mike Giese | Actor | 2017 | 1 | |
| Guðmundsson, Helgi | Helgi Guðmundsson | Actor | 1975 | 1 | |
| Gallivan, Colum | Colum Gallivan | Actor | 1975 | 1 | |
| Galván, José | José Galván | Director | 1975 | 1 | |
| Gajdusek, Rakel, Benér | Rakel Benér Gajdusek | Actor | 2017 | 1 | |
| Gürgün, M.Kemal | Gürgün, M.Kemal (M.Kemal Gurgun) | Lighting Designer | 2012 | 1 | |
| Gundersen, Svein | Svein Gundersen | Designer, Director, Dramaturg | 2006 - 2012 | 9 | |
| Grindemann, Wolfgang | Wolfgang Grindemann | Actor | 2015 - 2017 | 28 | |
| Greenfield, Alexander | Alexander Greenfield | Assistant Director | 2012 | 1 | |
| Gözendor, Meral | Meral Gözendor (Meral Gozendor) | Actor | 1965 | 1 | |
| Grinevald, Jean-Christian | Jean-Christian Grinevald | Actor, Director | 1976 | 2 | |
| Guadagni, Nicky | Nicky Guadagni | Actor | 1976 | 1 | |
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