| Brown, Arvin | Arvin Brown | Director | 1969 | 1 | |
| Brandstrup, Ole | Ole Brandstrup | Director | 1969 | 1 | |
| Boud, John | John Boud | Director | 1968 | 1 | |
| Burt, James, Henry | James Henry Burt | Director | 1967 | 1 | |
| Balikó, Tamás | Tamás Balikó | Director | 1989 | 1 | |
| Borysławska, Aniela | Aniela Borysławska | Director | 1967 | 1 | |
| Benesch, Harald | Harald Benesch | Director | 1956 - 1967 | 2 | 1 |
| Boesche, Ekkehard | Ekkehard Boesche | Director | 1966 | 1 | |
| Braun, Horst | Horst Braun | Director | 1966 | 1 | 1 |
| Baird, Claribel | Claribel Baird | Director | 1966 | 1 | 1 |
| Bogart, Paul | Paul Bogart | Director | 1966 | 1 | 1 |
| Byrska, Irena | Irena Byrska | Director | 1965 | 1 | |
| Beke, Sándor | Sándor Beke | Director | 1998 | 1 | |
| Bischoff, Thomas | Thomas Bischoff | Director | 1997 | 1 | 1 |
| Boaz, John | John Boaz | Director | 2002 | 1 | |
| Baumrin, Seth | Seth Baumrin | Director | 2002 | 1 | |
| Bruun, Alan | Alan Bruun | Director | 2002 | 1 | |
| Barnett, Robby | Robby Barnett | Director | 1997 | 1 | 1 |
| Bradu, Anca | Anca Bradu | Director | 2013 | 1 | |
| Bäck, Franz | Franz Bäck | Director | 2003 | 6 | 1 |
| Basil, John | John Basil | Director | 2001 | 1 | |
| Baumgartner, Andreas | Andreas Baumgartner | Director | 2003 | 1 | |
| Byrne, Jason | Jason Byrne | Director | 2003 | 1 | |
| Buecheler, Frank A. | Frank A. Buecheler | Director | 2004 - 2006 | 17 | 1 |
| Bethea, Kay | Kay Bethea | Director | 2004 | 1 | |
| Bruncken, Thirza | Thirza Bruncken | Director | 2000 - 2005 | 3 | 1 |
| Burian, Jan | Jan Burian | Director | 2005 - 2006 | 2 | 1 |
| Besaw, Paul | Paul Besaw | Director | 2004 | 1 | |
| Bézu, Alain | Alain Bézu | Director | 2005 | 3 | |
| Brichcín, Jan | Jan Brichcín | Director | 2000 | 1 | 1 |
| Brewbaker, Matthew | Matthew Brewbaker | Director | 2005 | 1 | |
| Bäckström, Anders | Anders Bäckström | Director | 1989 | 48 | 1 |
| Bešt'ák, Kamil | Kamil Bešt'ák | Director | 1958 | 1 | |
| Brophy, Maralyn | Maralyn Brophy | Director | 2001 | 1 | |
| Bergerová, E., M. | E. M. Bergerová | Director | 1947 | 1 | |
| Blumenthal, Michael | Michael Blumenthal | Director | 1998 - 2010 | 18 | |
| Brenna, Dwayne | Dwayne Brenna | Director | 2005 | 1 | 1 |
| Bumgarner, Lon | Lon Bumgarner | Director | 2005 | 1 | |
| Božić, Saša | Saša Božić | Director | 2014 | 1 | |
| Bleicherówna, Danuta | Danuta Bleicherówna | Director | 1964 | 1 | |
| Bürk, Barbara | Barbara Bürk | Director | 2005 - 2009 | 4 | 1 |
| Brunel, Richard | Richard Brunel | Director | 2007 | 9 | |
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