| Blackadder, Neil | Neil Blackadder | Director | 2006 | 1 | |
| Böhm, Karl Hans | Karl Hans Böhm | Director | 1928 - 1942 | 2 | |
| Baļuna, Vera | Vera Baļuna | Director | 1950 | 1 | |
| Biship, Trevor | Trevor Biship | Director | 2002 | 1 | |
| Balestra, Fernando | Fernando Balestra | Director | 2001 | 4 | |
| Banda, Benne Erastor | Benne Erastor Banda | Director | 2006 | 1 | |
| Berger, J. | J. Berger | Director | 1955 | 1 | |
| Brücklmeier, Erich-Fritz | Erich-Fritz Brücklmeier | Director | 1941 - 1949 | 2 | |
| Behringer, Clara | Clara Behringer | Director | 1956 - 1975 | 2 | |
| Bittong, Franz | Franz Bittong | Director | 1878 - 1888 | 4 | |
| Bawan, Sadik Aziz | Sadik Aziz Bawan | Director | 2011 | 1 | |
| Brikmanis, Ugis | Ugis Brikmanis | Director | 1988 | 1 | |
| Berthold, Wilhelm | Wilhelm Berthold | Director | 1928 | 1 | |
| Bjørnson, Bjørnstjerne | Bjørnstjerne Bjørnson | Director | 1859 | 1 | 2 |
| Brun, Michael | Michael Brun | Director | 1869 - 1898 | 23 | 2 |
| Bloch, William | William Bloch | Director | 1883 - 1928 | 22 | 2 |
| Bell, Charles A. | Charles A. Bell | Director | 1894 | 2 | |
| Blumenthal, Oskar | Oskar Blumenthal | Director | 1894 | 1 | 2 |
| Bahr, Hermann | Hermann Bahr | Director | 1907 | 2 | 1 |
| Brandenburg, Friedrich | Friedrich Brandenburg | Director | 1925 | 1 | |
| Becker, Herbert | Herbert Becker | Director | 1932 | 1 | |
| Buxbaum, Hans | Hans Buxbaum | Director | 1932 - 1933 | 2 | |
| Brock, Klaus | Klaus Brock | Director | 1936 | 1 | |
| Bauer, Hans | Hans Bauer | Director | 1948 - 1968 | 4 | 1 |
| Belasco, David | David Belasco | Director | 1901 | 1 | |
| Bryan, E. D. | E. D. Bryan | Director | 1905 | 1 | |
| Bell, Charles J. | Charles J. Bell | Director | 1905 | 1 | 1 |
| Brady, William A. | William A. Brady | Director | 1906 | 1 | |
| Blanton, Simon | Simon Blanton | Director | 1909 | 2 | |
| Bednar, Beate | Beate Bednar | Director | 2006 | 1 | |
| Børø, Espen | Espen Børø | Director | 2006 | 1 | |
| Brøyn, Eirik Nilsen | Eirik Nilsen Brøyn | Director | 2006 | 1 | |
| Bergseth, Leif Terje | Leif Terje Bergseth | Director | 2013 | 1 | 1 |
| Barker, Granville | Granville Barker | Director | 1911 - 1913 | 2 | |
| Baumfeld, Gustav | Gustav Baumfeld | Director | 1912 | 1 | |
| Bürgin, Urs | Urs Bürgin | Director | 1966 - 1976 | 3 | |
| Boyce, Raymond | Raymond Boyce | Director | 1974 | 1 | |
| Babicki, Krzysztof | Krzysztof Babicki | Director | 1992 | 2 | 1 |
| Breth, Andrea | Andrea Breth | Director | 1989 - 2013 | 7 | 1 |
| Borodáč, Janko | Janko Borodáč | Director | 1929 | 1 | |
| Brandau, Birgit | Birgit Brandau | Director | 1974 | 1 | |
| Bierry, Etienne | Etienne Bierry | Director | 1977 - 1978 | 3 | 1 |
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