| Blunden, Camilla | Camilla Blunden | Actor | 2007 | 1 | |
| Blunt, Marston | Marston Blunt | Actor | 1934 | 1 | |
| Blunt, Thomas | Thomas Blunt | Conductor | 2005 - 2006 | 2 | |
| Blütecher, Alf | Alf Blütecher | Actor, Director | 1908 - 1921 | 12 | |
| Blutrach, Sebastián | Sebastián Blutrach | Producer | 2009 - 2011 | 27 | |
| Bly, Dan | Dan Bly | Actor | 1962 - 1967 | 2 | |
| Bly, Herman | Herman Bly | Actor | 1922 | 1 | |
| Bly, Mark | Mark Bly | Dramaturg | 1983 - 2001 | 4 | |
| Bly, Robert | Robert Bly | Adaptation, Translator | 2008 - 2011 | 5 | 1 |
| Blyth Hill, Victoria | Victoria Blyth Hill | Actor | 1987 | 1 | |
| Blyth, Benjamin | Benjamin Blyth | Director | 2013 | 1 | 1 |
| Blythe, Joseph | Joseph Blythe | Actor | 1992 | 1 | |
| Blythe, Peter | Peter Blythe | Actor | 1996 | 3 | |
| Blythe, Robert | Robert Blythe | Actor | 2000 | 1 | |
| Blyverket, Inger Lise | Inger Lise Blyverket | Actor | 2012 | 1 | |
| Błaszyk, Aleksander | Aleksander Błaszyk | Actor | 1973 | 1 | |
| Błażejewski, Łukasz | Łukasz Błażejewski | Costume Designer, Set Designer | 2020 | 4 | |
| Błażewicz, Marcin | Marcin Błażewicz | Composer | 1987 | 1 | |
| Błeszyński, Jan | Jan Błeszyński | Director | 1981 - 1983 | 2 | |
| Błochowiak, Mieczysław | Mieczysław Błochowiak | Actor | 1999 | 1 | |
| Błońska, Stefania | Stefania Błońska | Actor | 1959 | 1 | |
| Boal, Barbara | Barbara Boal | Actor | 1932 | 1 | |
| Boal, James | James Boal | Actor | 2024 | 1 | |
| Boanda, Cristina | Cristina Boanda | Actor | 2002 | 12 | |
| Boane, Rogério | Rogério Boane | Actor | 2021 | 1 | |
| Board, Dorrie | Dorrie Board | Actor | 2006 | 1 | |
| Boardley, Freddie | Freddie Boardley | Actor | 1975 - 1980 | 2 | |
| Boardman, Leslie | Leslie Boardman | Actor | 2019 | 1 | |
| Boardman, Michael | Michael Boardman | Actor | 1958 | 1 | |
| Boaru, Patricia | Patricia Boaru | Actor | 2009 | 2 | |
| Boas, Grete | Grete Boas | Actor | 1891 | 1 | |
| Boast, Russell | Russell Boast | Lighting Designer | 2008 | 1 | |
| Boavida, José | José Boavida | Actor | 2002 | 4 | |
| Boaz, John | John Boaz | Director | 2002 | 1 | |
| Bob, Bastian | Bastian Bob | Dramaturg | 2015 | 2 | |
| Boback, I. | I. Boback | Director | 1992 | 1 | |
| Bobak, Zbigniew | Zbigniew Bobak | Actor | 1978 | 1 | |
| Boban, Božidar | Božidar Boban | Actor | 1967 - 2010 | 3 | |
| Boban, Ivana | Ivana Boban | Actor | 2014 - 2018 | 2 | |
| Bobbe, Lothar | Lothar Bobbe | Actor | 2002 | 1 | |
| Bobby, Riya | Riya Bobby | Actor | 2018 | 1 | |
| Bobée, David | David Bobée | Adaptation, Designer, Director | 2018 - 2021 | 60 | |
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