| Seiler, Edwin | Edwin Seiler | Designer | 1945 - 1953 | 2 | |
| Seiler, Frank | Frank Seiler | Designer | 1998 | 1 | |
| Seiler, Jacques | Jacques Seiler | Actor | 1958 | 2 | |
| Seiler, Jeannette | Jeannette Seiler | Costume Designer | 1998 | 1 | |
| Seiler, Karl | Karl Seiler | Actor | 1932 | 1 | |
| Seiler, Nicole | Nicole Seiler | Choreographer | 1998 | 2 | |
| Seiler, Rebecca | Rebecca Seiler | Actor | 2006 | 1 | |
| Seiler, Roland | Roland Seiler | Actor | 1977 | 1 | |
| Seiler, Rudolf | Rudolf Seiler | Actor | 1938 | 1 | |
| Seiler, Walter | Walter Seiler | Actor | 1985 | 4 | |
| Seilern, Johannes | Johannes Seilern | Actor | 2005 - 2022 | 2 | |
| Seilinos, Vangelis | Vangelis Seilinos | Actor, Choreographer | 1967 - 1968 | 7 | |
| Seilitz, Mona | Mona Seilitz | Actor | 1989 - 1998 | 2 | 1 |
| Seiltgen, Ernst | Ernst Seiltgen | Director | 1985 | 1 | 2 |
| Seim, Agur | Agur Seim | Actor | 2018 | 1 | |
| Seim, Kjell | Kjell Seim | Musical Director | 1993 | 1 | |
| Seim, Trond Espen | Trond Espen Seim | Actor | 2000 - 2020 | 11 | 1 |
| Seïmenis, Vasilis | Vasilis Seïmenis | Actor | 1989 | 2 | |
| Seip, Didrik, Arup | Didrik Arup Seip | | | | 1 |
| Seip, Kalle | Kalle Seip | Musician | 1983 | 1 | |
| Seipp, Betty | Betty Seipp | Actor | 1910 | 2 | |
| Seipp, Ludwig | Ludwig Seipp | Actor, Director | 1902 - 1928 | 10 | |
| Seippel, Edda | Edda Seippel | Actor | 1944 - 1952 | 6 | |
| Seiragakis, Manolis | Manolis Seiragakis | Actor | 2002 | 3 | |
| Seïrli, Ersi | Ersi Seïrli | Choreographer | 1980 - 1981 | 3 | |
| Seiser, Iri | Iri Seiser | Translator | 1966 - 2024 | 11 | |
| Seiss, Curt | Curt Seiss | Composer | 2006 | 1 | |
| Seiß, Rudolf | Rudolf Seiß | Actor | 1953 | 1 | |
| Seitanis, Dimitris | Dimitris Seitanis | Actor | 1989 | 1 | |
| Seitawa, Anita | Anita Seitawa | Actor | 1959 | 4 | |
| Seithe, Jan | Jan Seithe | Director | 2017 | 1 | |
| Seitz Smith, Meagan, E. | Meagan E. Seitz Smith | Actor | 1986 | 1 | |
| Seitz, Caryl | Caryl Seitz | Actor | 1948 | 2 | |
| Seitz, Dietmar | Dietmar Seitz | Actor | 2007 | 1 | |
| Seitz, Helma | Helma Seitz | Actor | 1934 | 1 | |
| Seitz, Lou | Lou Seitz | Actor | 1921 | 1 | |
| Seitz, Stefanie | Stefanie Seitz | Costume Designer, Designer | 1995 - 2014 | 3 | |
| Seitz, Thomas | Thomas Seitz | Actor | 1970 | 1 | |
| Seiwerath, Michael | Michael Seiwerath | Producer | 2004 | 2 | |
| Sejersen, Casper | Casper Sejersen | | | | 1 |
| Sejfullai, Elmir | Elmir Sejfullai (Елмир Сејфулаи) | Assistant Director | 2022 | 1 | |
| Sejk, Sobĕslav | Sobĕslav Sejk | Actor | 1940 - 1990 | 7 | |
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