| Sipos, Sabine | Sabine Sipos (Sabine Sipos) | Actor | 1993 | 1 | |
| Sipos, Gyôrgy | Gyôrgy Sipos | Actor | 2019 - 2020 | 2 | |
| Sipos, András | András Sipos | Actor | 1989 | 1 | |
| Sipilä, Jari | Jari Sipilä | Lighting Designer | 2006 | 1 | |
| Sipilä, Hilma | Hilma Sipilä (Hilma Sipilä) | Actor | 1922 | 1 | |
| Sipe, Parker | Parker Sipe (Parker Sipe) | Actor | 1996 | 1 | |
| Sipari, Lauri | Lauri Sipari (Lauri Sipari) | Adaptation, Translator | 1969 - 2008 | 25 | |
| Sipaitis, Saulius | Saulius Sipaitis | Actor | 2006 - 2007 | 2 | |
| Siourouni, Maria | Maria Siourouni | Actor | 1984 | 1 | |
| Siopkas, Antonis | Antonis Siopkas | Actor | 1992 | 1 | |
| Sion, George | George Sion | Actor | 1944 | 1 | |
| Sintado, Myriam | Myriam Sintado | Actor | 2008 | 8 | |
| Sinovčić, Snježana | Snježana Sinovčić | Actor | 2017 | 1 | |
| Sinober, Aila | Aila Sinober | Actor | 2020 - 2022 | 2 | |
| Sinnhold, Rudolf | Rudolf Sinnhold | Actor | 1889 | 1 | |
| Sinn, Jacob | Jacob Sinn (Jacob Sinn) | Actor | 1924 - 1946 | 5 | |
| Sinn, Gotthard | Gotthard Sinn | Actor | 2003 - 2015 | 12 | |
| Sinkovits, Imre | Imre Sinkovits | Actor | 1958 - 1991 | 4 | |
| Sinkó, László | László Sinkó | Actor | 1965 | 2 | |
| Sinkó, György | György Sinkó | Actor | 1969 | 1 | |
| Sinkó, Ferenc | Ferenc Sinkó | Actor | 2004 - 2008 | 2 | |
| Sinkkonen, Anna | Anna Sinkkonen | Costume Designer | 2008 | 1 | |
| Sinker, Kathryn | Kathryn Sinker | Musician | 2014 | 1 | |
| Sinke, Melike Aslı | Melike Aslı Sinke (Melike Asli Sinke) | Actor, Director | 2012 | 2 | |
| Sinkauz, Milica | Milica Sinkauz | | | | |
| Sinka, Károly | Károly Sinka | Actor | 1979 - 1987 | 2 | |
| Sink, Katie | Katie Sink | Actor | 2011 | 1 | 2 |
| Sinjen, Sabine | Sabine Sinjen | Actor | 1961 - 2011 | 10 | |
| Sinisalo, Veikko | Veikko Sinisalo | Actor | 1957 - 1967 | 2 | |
| Sinis, Dimitris | Dimitris Sinis | Actor | 1994 | 1 | |
| Sinijärvi, Harri | Harri Sinijärvi | Actor | 1949 | 1 | |
| Sinickaja, T. | T. Sinickaja | Musical Director | 1973 | 1 | |
| Siničák, Martin | Martin Siničák (Martin Siničák) | Actor | 2004 - 2017 | 6 | |
| Sini, Linda | Linda Sini | Actor | 1972 | 1 | |
| Singleton, Lillian | Lillian Singleton (Lillian Singleton) | Actor | 1907 - 1911 | 3 | |
| Singleton, Joseph | Joseph Singleton | Actor | 1916 | 1 | |
| Singleton, Cheryl | Cheryl Singleton (Cheryl Singleton) | Actor | 2011 | 1 | |
| Singler, Frances D. | Frances D. Singler | Actor | 1928 | 1 | |
| Single, Jan | Jan Single | Actor | 2000 | 1 | |
| Singlar, Jim, C. | Jim C. Singlar | Actor | 1974 | 1 | |
| Singh, Tanya | Tanya Singh | Costume Designer | 2003 | 1 | |
| Singh, Surjit | Surjit Singh (Surjit Singh) | Actor | 2012 | 1 | |
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