| Ulman, John | John Ulman | | | | 5 |
| Urban, Jiri | Jiri Urban | | | | 4 |
| Urban, Julia | Julia Urban | Actor | 2002 - 2008 | 4 | 3 |
| Uter, Jürgen | Jürgen Uter | Actor | 1996 - 2009 | 5 | 3 |
| Uihlein-Hartweg, Pia | Pia Uihlein-Hartweg | Actor | 2006 | 2 | 3 |
| Underwood, Jill | Jill Underwood | Actor | 2002 - 2008 | 7 | 2 |
| Urla, Joseph | Joseph Urla | Actor | 2006 | 1 | 2 |
| Unidos, Artistas | Artistas Unidos | | | | 2 |
| Uddén, Gunnar | Gunnar Uddén | Actor | 1965 - 2002 | 33 | 1 |
| Ueda, Kuniyoshi | Kuniyoshi Ueda | Adaptation, Assistant Director, Director | 2005 - 2013 | 28 | 1 |
| Ulfsby, Erik | Erik Ulfsby | Actor, Adaptation, Director | 1992 - 2018 | 24 | 1 |
| Ullmann, Liv | Liv Ullmann | Actor | 1960 - 2006 | 43 | 1 |
| Unt, Mati | Mati Unt | Designer, Director, Sound Designer | 1984 - 2004 | 6 | 1 |
| Unterweger, Birgit | Birgit Unterweger | Actor | 2002 - 2015 | 3 | 1 |
| Unwin, Stephen | Stephen Unwin | Director, Translator | 1994 - 2013 | 59 | 1 |
| Uukkivi, Ivo | Ivo Uukkivi | Actor, Costume Designer | 1995 - 2019 | 7 | 1 |
| Uthaug, Gro Ann | Gro Ann Uthaug | Actor | 1990 | 2 | 1 |
| Ursin, Clara | Clara Ursin | Actor | 1861 - 1876 | 4 | 1 |
| Ullberg, Emil | Emil Ullberg | Actor | 1878 | 1 | 1 |
| Ulff, Gurli | Gurli Ulff | Actor | 1883 - 1886 | 2 | 1 |
| Usner, Dorothy | Dorothy Usner | Actor | 1897 | 1 | 1 |
| Usterud, Anne Ma | Anne Ma Usterud | Actor | 2002 | 2 | 1 |
| Utsi, Nils | Nils Utsi | Actor, Adaptation, Translator | 1968 - 2011 | 59 | 1 |
| Underland, Niels Peter | Niels Peter Underland | Director | 2012 - 2015 | 3 | 1 |
| Ulstad, Milly | Milly Ulstad | Actor | 1920 | 1 | 1 |
| Uray, Tivadar | Tivadar Uray | Actor | 1927 - 1939 | 4 | 1 |
| Ulrich, Klaus-Dieter | Klaus-Dieter Ulrich | Actor | 1997 - 2014 | 4 | 1 |
| Urbanski, Oliver | Oliver Urbanski | Actor, Composer | 2004 - 2013 | 44 | 1 |
| Ung, Jill | Jill Ung | Actor | 1985 | 2 | 1 |
| Upton, Andrew | Andrew Upton | Adaptation, Translator | 2004 - 2018 | 10 | 1 |
| Unglaub, Andreas | Andreas Unglaub | Actor | 1993 - 1995 | 3 | 1 |
| Under, Marie | Marie Under | Translator | 1978 - 1997 | 2 | 1 |
| Uchan, Philippe | Philippe Uchan | Actor | 1995 | 1 | 1 |
| Uchimura, Naoya | Naoya Uchimura | Director, Translator | 1965 - 1968 | 5 | 1 |
| Ujlaky, László | László Ujlaky | Actor | 1939 - 2002 | 8 | 1 |
| Uuspõld, Jan | Jan Uuspõld | Actor | 2003 | 1 | 1 |
| Ulmu, Bogdan | Bogdan Ulmu | Adaptation, Director | 2003 | 2 | 1 |
| Utoh-Ezeajugh, Tracie Chima | Tracie Chima Utoh-Ezeajugh | Adaptation, Producer | 2002 | 2 | 1 |
| Usham, Rojio | Rojio Usham | | | | 1 |
| Uribe, Macedonio | Macedonio Uribe | Actor | 1956 | 1 | 1 |
| Ulrich, Jochen | Jochen Ulrich | Adaptation, Choreographer | 1993 | 2 | 1 |
| Utkilen, Silje | Silje Utkilen | | | | 1 |
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