| Seidel, Marvin | Marvin Seidel (Marvin Seidel) | Actor | 1997 | 1 | |
| Seidel, Maximilian | Maximilian Seidel | Actor | 2015 | 1 | |
| Seidel, Rolf | Rolf Seidel | Actor | 1975 | 3 | |
| Seidel, Shirley | Shirley Seidel | Costume Designer | 1945 | 1 | |
| Seidelmann, Sven | Sven Seidelmann | Actor | 2011 | 2 | |
| Seidemann, Mechthild | Mechthild Seidemann (Mechthild Seidemann) | Designer | 2005 | 4 | |
| Seidenspinner, Emil | Emil Seidenspinner (Emil Seidenspinner) | Actor | 1940 | 1 | |
| Seidl , Rupert | Rupert Seidl | Actor | | 1 | |
| Seidl, Carolin | Carolin Seidl | Actor | 2005 | 1 | |
| Seidl, Frl. | Frl. Seidl (Frl. Seidl) | Actor | 1911 | 1 | |
| Seidl, Hans | Hans Seidl | Director | 1900 | 1 | |
| Seidl, Hr. | Hr. Seidl | Director | 1879 | 1 | |
| Seidl, Laura | Laura Seidl (Laura Seidl) | Actor | 2002 | 1 | |
| Seidler, Alma | Alma Seidler (Alma Seidler) | Actor | 1919 - 1965 | 11 | |
| Seidler, Cristina | Cristina Seidler | Actor | 1991 | 7 | |
| Seidler, Heike | Heike Seidler | Costume Designer | 2008 | 1 | |
| Seidler, Regine | Regine Seidler | Actor | 1996 | 1 | |
| Seidling, Hanna | Hanna Seidling | Actor | 2006 | 1 | |
| Seidlová, Hana | Hana Seidlová | Actor | 1991 | 1 | |
| Seidman, Aaron | Aaron Seidman | Designer | 1998 | 1 | |
| Seidner, Josef | Josef Seidner | Actor | 1997 | 1 | |
| Seidner, Pepi | Pepi Seidner | Actor | 1976 | 1 | |
| Seids, Nate | Nate Seids | Actor | 1974 | 1 | |
| Seiergren, Marian | Marian Seiergren | Actor | 1988 | 1 | |
| Seifer, Hugo | Hugo Seifer (Hugo Seifer) | Actor | 1905 | 1 | |
| Seifer, Stefan | Stefan Seifer (Stefan Seifer) | Lighting Designer | 1932 | 1 | |
| Seifert, Andreas | Andreas Seifert | Actor | 1992 | 1 | |
| Seifert, Barbara | Barbara Seifert | Actor | 2000 | 1 | |
| Seifert, Carl | Carl Seifert | Actor | 1919 | 1 | |
| Seifert, Cathérine | Cathérine Seifert | Actor | 2004 - 2021 | 26 | |
| Seifert, Heiderose | Heiderose Seifert (Heiderose Seifert) | Actor | 1969 | 1 | |
| Seifert, Helene | Helene Seifert (Helene Seifert) | Actor | 1940 | 1 | |
| Seifert, Jakub | Jakub Seifert (Jakub Seifert) | Director | 1897 - 1899 | 2 | |
| Seifert, Jörn | Jörn Seifert | Actor | 1956 | 1 | |
| Seifert, Lindsay | Lindsay Seifert | Actor | 2022 | 1 | |
| Seifert, Luverne | Luverne Seifert | Actor, Director | 2019 | 2 | |
| Seifert, p. | p. Seifert (p. Seifert) | Actor | 1878 | 1 | |
| Seifert, Veronika | Veronika Seifert | Costume Designer | 2001 - 2004 | 5 | |
| Seiferth, Pia | Pia Seiferth | Actor | 2017 - 2018 | 5 | |
| Seifertová, - | - Seifertová (- Seifertová) | Actor | 1885 | 1 | |
| Seiffer, David A. | David A. Seiffer (David A. Seiffer) | Director | 1971 | 1 | |
| Seiffert, Hanna | Hanna Seiffert | Actor | 1978 - 2003 | 7 | |
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