| Sydow, Alexandra | Alexandra Sydow | Actor | 2011 | 8 | |
| Sydow, Emma | Emma Sydow | Actor | 1901 | 1 | |
| Sydow, Erna | Erna Sydow (Erna Sydow) | Actor | 1909 | 1 | |
| Sydow, Jack | Jack Sydow | Director | 1947 | 1 | |
| Sydow, Max von | Max von Sydow | Actor | 1950 - 1973 | 10 | |
| Sydow, Stina von | Stina von Sydow | Actor | 1997 - 2022 | 15 | |
| Sydtangen, Per Håkon | Per Håkon Sydtangen (Per Håkon Sydtangen) | Actor | 1996 - 2013 | 2 | |
| Sydtangen, Stig | Stig Sydtangen (Stig Sydtangen) | Actor | 2010 | 1 | |
| Syglowski, Andrea | Andrea Syglowski | Actor | 2017 | 1 | |
| Sykes, Claud W. | Claud W. Sykes | Actor | 1908 - 1914 | 24 | |
| Sykes, Danny | Danny Sykes | Actor | 2012 | 1 | |
| Sykes, Lily | Lily Sykes | Director | 2022 | 1 | |
| Sykes, Mary | Mary Sykes | Actor | 1946 | 1 | |
| Sykes, Pauline | Pauline Sykes | Actor | 1933 | 1 | |
| Sykes, Tim | Tim Sykes | Designer | 1992 | 1 | |
| Sýkora, Ján | Ján Sýkora | Actor | 1929 | 1 | |
| Sykora, Patricia | Patricia Sykora | Actor | 2009 | 4 | |
| Sýkora, Petr | Petr Sýkora | Actor | 1999 | 1 | |
| Sýkorová, Marka | Marka Sýkorová | Actor | 1929 | 1 | |
| Sykutera, Janusz | Janusz Sykutera | Actor | 1957 | 1 | |
| Sylignakis, Giannis | Giannis Sylignakis | Actor | 1984 - 1985 | 2 | |
| Sylte, Malene Hovdenak | Malene Hovdenak Sylte (Malene Hovdenak Sylte) | Actor | 2013 | 1 | |
| Sylva, Robert | Robert Sylva | Actor | 1936 | 2 | |
| Sylvain, Chad | Chad Sylvain | Dramaturg | 1998 | 1 | |
| Sylvaine, Vernon | Vernon Sylvaine (Vernon Sylvaine) | Actor | 1928 - 1934 | 3 | |
| Sylvas, ? | ? Sylvas (? Sylvas) | Actor | 1900 | 2 | |
| Sylvère, Nora | Nora Sylvère (Nora Sylvère) | Actor | 1919 - 1939 | 15 | |
| Sylvester, Jane, B. | Jane B. Sylvester | Actor | 1986 | 1 | |
| Sylvester, Nicole | Nicole Sylvester (Nicole Sylvester) | Actor | 2010 | 1 | |
| Sylvester, Vari | Vari Sylvester | Actor | 2015 | 1 | |
| Sylvestre, Cleo | Cleo Sylvestre | Actor | 1980 | 5 | |
| Sylvestros, Kostas | Kostas Sylvestros | Actor | 2003 | 1 | |
| Sylvia, Kenneth | Kenneth Sylvia | Translator | 1956 | 1 | |
| Sylvie | Sylvie - | Actor | 1958 | 1 | |
| Sylvie, - | - Sylvie (- Sylvie) | Actor | 1906 - 1907 | 2 | |
| Sylwan, Mikael | Mikael Sylwan | Designer | 1976 | 1 | |
| Sylwander, Claes | Claes Sylwander (Claes Sylwander) | Adaptation, Designer, Director | 1971 - 1983 | 4 | |
| Symanietz, Cody, W. | Cody W. Symanietz | Actor | 2009 | 1 | |
| Symczak, Mark | Mark Symczak | Designer | 1997 | 1 | |
| Symeonidis, Giorgos | Giorgos Symeonidis | Actor | 2002 | 1 | |
| Symeonidou, Charis | Charis Symeonidou | Actor | 2010 | 1 | |
| Symonds, Amanda | Amanda Symonds | Actor | 2000 | 1 | |
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