| Sigg, Carola | Carola Sigg | Actor | 2009 | 1 | |
| Sigbjørnsen, Tor, | Tor Sigbjørnsen | Actor | 1985 | 2 | |
| Sigaux, Henri | Henri Sigaux | Translator | 2007 | 10 | |
| Sigaux, Gilbert | Gilbert Sigaux | Adaptation, Translator | 1962 - 1995 | 13 | |
| Siffer, Cyrille | Cyrille Siffer | Lighting Designer | 2000 | 1 | |
| Siff, Maggie | Maggie Siff | Actor | 2005 | 1 | |
| Sieyum, Mokenen | Mokenen Sieyum | Lighting Designer, Sound Designer | 2009 | 2 | |
| Siewierska, -, | - Siewierska | Actor | 1882 | 1 | |
| Siewert, Vicki | Vicki Siewert | Costume Designer | 1964 | 1 | |
| Siewert, John | John Siewert | Actor | 2012 | 1 | |
| Siewert, Caroline | Caroline Siewert | Actor | 2013 | 1 | |
| Siewers, Christine, | Christine Siewers | Actor | 1861 | 1 | 1 |
| Sievertsen, Will | Will Sievertsen | Actor | 2016 | 1 | |
| Sievert, Ludwig, | Ludwig Sievert | Designer | 1920 | 2 | |
| Sievers, Sigrid, | Sigrid Sievers | Actor | 1950 | 1 | |
| Sievers, Otto, | Otto Sievers | Actor | 1932 | 1 | |
| Sievers, Kathrin | Kathrin Sievers | Director | 2017 - 2018 | 1 | |
| Sievers, Horst Dieter | Horst Dieter Sievers | Actor | 1968 - 1972 | 2 | |
| Sievers , Ludwig | Ludwig Sievers | Mask Maker | 1956 | 1 | |
| Sieverding, Katharina | Katharina Sieverding | Costume Designer | 1964 - 1965 | 1 | |
| Sieveking, Margot | Margot Sieveking | Actor | 1928 | 1 | |
| Sieveking, Alejandro | Alejandro Sieveking | Costume Designer, Director | 1973 | 2 | |
| Siess, Kevin | Kevin Siess | Actor | 2015 | 1 | |
| Sierra, Nicolás, Luna | Nicolás Luna Sierra | Actor | 1956 | 1 | |
| Sierra, Julio, Luna | Julio Luna Sierra | Actor | 1956 | 1 | |
| Sierra, Dayanna | Dayanna Sierra | Musician | 2001 | 1 | |
| Sierra Izquierdo , Abel | Abel Sierra Izquierdo | Actor | 1955 | 1 | |
| Siercke, Alfred | Alfred Siercke | Costume Designer, Designer | 1968 | 2 | |
| Sierck, Hans Detlef | Hans Detlef Sierck | Director | 1923 | 3 | |
| Siennicki, Jan, | Jan Siennicki | Actor | 1905 | 1 | |
| Siennicka, Natalia | Natalia Siennicka | Actor | 1920 | 1 | |
| Sieniawska, Maria | Maria Sieniawska | Actor | 1922 | 1 | |
| Siener, Antonie, | Antonie Siener | Actor | 1933 | 2 | |
| Siemund, Christine | Christine Siemund | Actor | 2001 - 2002 | 2 | |
| Siemsen, Herbert | Herbert Siemsen | Actor | 1925 | 1 | |
| Siems, Friedrich, | Friedrich Siems | Actor, Director | 1921 | 3 | |
| Siemonsen, Sven | Sven Siemonsen | Actor | 2006 | 6 | 3 |
| Siemon, Maria, | Maria Siemon | Actor | 1943 - 1954 | 4 | |
| Siemon, Lisa, | Lisa Siemon | Actor | 1926 | 2 | |
| Siemietowsi, Steven | Steven Siemietowsi | Director | 2018 | 1 | |
| Siemers, Friedrich | Friedrich Siemers | Actor | 1960 | 1 | |
| Siemaszkowa, Wanda | Wanda Siemaszkowa | Actor, Director | 1899 - 1916 | 47 | |
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