| Blatt, J. David | J. David Blatt | Designer | 2004 | 1 | |
| Blatchley, Richard | Richard Blatchley | Actor | 1951 | 1 | |
| Blatchley, Joseph | Joseph Blatchley | Director | 1993 | 1 | |
| Blatchley, John | John Blatchley | Actor | 1959 - 1960 | 2 | 1 |
| Blatch, Helen | Helen Blatch | Actor | 1968 - 1994 | 7 | |
| Blatch-Geib, Inda | Inda Blatch-Geib | Costume Designer | 2011 | 12 | |
| Blat, Ricardo | Ricardo Blat | Actor | 1971 | 4 | |
| Blaszczyk, Miroslaw | Miroslaw Blaszczyk | Musician | 2009 | 1 | |
| Blåsternes, Johannes | Johannes Blåsternes | Actor | 2010 - 2017 | 2 | |
| Blåsternes, Johannes | Johannes Blåsternes | Dancer | 2017 | 1 | |
| Bläß, Rudolf | Rudolf Bläß | Actor | 1921 | 1 | |
| Blaškovičová, Ľuba | Ľuba Blaškovičová | Actor | 1983 | 1 | |
| Blaskovic, Dusan | Dusan Blaskovic | Actor | 1972 | 1 | |
| Blaskov, Boris Il. | Boris Il. Blaskov | Actor | 1897 | 1 | |
| Blaskó, Péter | Péter Blaskó | Actor | 1983 - 2002 | 2 | 1 |
| Blaskó, Borbála | Borbála Blaskó | Actor | 2012 - 2013 | 20 | |
| Blaskó, Balázs | Balázs Blaskó | Actor, Director | 1978 - 2006 | 2 | |
| Blask, Arthur | Arthur Blask | Actor | 1912 | 1 | |
| Blasius, Friedel | Friedel Blasius | Actor | 1936 | 1 | |
| Blasi, Carlos | Carlos Blasi | Producer | 1958 | 1 | |
| Blashaw, Matt | Matt Blashaw | Actor | 2004 | 1 | |
| Blaser, Urs | Urs Blaser | Adaptation, Designer, Director | 1987 | 3 | |
| Blaser, Barbara | Barbara Blaser | Actor | 1992 | 1 | |
| Blasel, Therese | Therese Blasel | Actor | 1888 - 1908 | 2 | |
| Blasel, Paul | Paul Blasel | Actor, Director | 1889 - 1922 | 3 | |
| Blasel, Frk. | Frk. Blasel | Actor | 1879 | 1 | |
| Blasel, Anny | Anny Blasel | Actor | 1928 | 1 | |
| Blasek, Frantisek Vít | Frantisek Vít Blasek | | | | |
| Blase, Ralph | Ralph Blase | Dramaturg | 2016 | 1 | |
| Blaschke, Reinhild | Reinhild Blaschke | Costume Designer, Designer | 1999 | 2 | |
| Blanton, Thomas | Thomas Blanton | Actor | 1984 | 1 | |
| Blanton, Smiley | Smiley Blanton | Actor, Director | 1909 | 3 | 1 |
| Blanton, Simon | Simon Blanton | Director | 1909 | 2 | |
| Blanning, Howard | Howard Blanning | Actor, Composer | 1969 - 1970 | 6 | |
| Blanks, Harvy | Harvy Blanks | Actor | 2005 | 1 | 1 |
| Blankers, Anne-Wil | Anne-Wil Blankers | Actor | 1977 | 2 | 1 |
| Blankenstein, Karl | Karl Blankenstein | Actor | 1891 - 1929 | 7 | |
| Blankenstein, J. | J. Blankenstein | Actor | 1889 - 1890 | 2 | |
| Blankenstein, Coba | Coba Blankenstein | Actor | 1922 | 1 | |
| Blankenstein, Andreas | Andreas Blankenstein | Actor | 2005 - 2007 | 4 | |
| Blankenship, Paul | Paul Blankenship | Actor | 1994 | 1 | |
| Blankenship, Jalani | Jalani Blankenship | Actor | 2018 | 2 | |
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