| Boddendijk, Florentijn | Florentijn Boddendijk | Composer | 2012 | 3 | |
| Bergh, Sverre | Sverre Bergh | Composer | 1956 - 1962 | 4 | 1 |
| Buene, Eivind | Eivind Buene | Composer | 2014 - 2016 | 2 | 1 |
| Banerjee, Jayanta | Jayanta Banerjee | Composer | 2012 | 1 | |
| Bernasconi, Marino | Marino Bernasconi | Composer | 2013 | 1 | |
| Bocciani, Mario | Mario Bocciani | Composer | 1998 | 1 | |
| Bopp, Rupert | Rupert Bopp | Composer | 2013 | 1 | |
| Belyayev, Anton | Anton Belyayev | Composer | 2016 | 1 | |
| Brusselmans, Michel | Michel Brusselmans | Composer | 1948 | 1 | |
| Bizet, George | George Bizet | Composer | 1949 - 2022 | 2 | |
| Bjørnstad, Ketil | Ketil Bjørnstad | Composer | 2016 - 2022 | 4 | |
| Bäckström, Jouni | Jouni Bäckström | Composer | 2013 | 1 | |
| Bergstrøm-Nielsen, Carl | Carl Bergstrøm-Nielsen | Composer | 1976 | 1 | |
| Boyd, David, J. | David J. Boyd | Composer | 1978 | 1 | |
| Berg, Alban | Alban Berg | Composer | 1989 | 1 | 1 |
| Burmester, Jens-Peter | Jens-Peter Burmester | Composer | 1991 | 1 | |
| Blokhina, Irina | Irina Blokhina | Composer | 2017 | 1 | |
| Belton, Owen | Owen Belton | Composer | 2018 | 1 | |
| Bergseth, Kim Edvard | Kim Edvard Bergseth | Composer | 2018 - 2019 | 2 | |
| Boros, Csaba | Csaba Boros | Composer | 2017 - 2022 | 8 | |
| Bardem, Juan | Juan Bardem | Composer | 2001 | 1 | |
| Beynon, George W. | George W. Beynon | Composer | 1915 | 1 | |
| Bradshaw, Mark | Mark Bradshaw | Composer | 2015 | 1 | |
| Bojadziec, Duke | Duke Bojadziec | Composer | 2013 | 1 | |
| Bhatia, Vanraj | Vanraj Bhatia | Composer | 1991 | 1 | |
| Bernstein, Elmer | Elmer Bernstein | Composer | 1959 | 1 | |
| Bautista, Julián | Julián Bautista | Composer | 1943 | 1 | |
| Beaucage, Josué | Josué Beaucage | Composer | 2022 | 2 | |
| Borciani, Mario | Mario Borciani | Composer | 2013 | 1 | |
| Bersia, Federico | Federico Bersia | Composer | 2013 | 4 | |
| Brunetti, Sergio | Sergio Brunetti | Composer | 2018 | 1 | |
| Barontini, Patrizio | Patrizio Barontini | Composer | 2013 - 2015 | 8 | |
| Bottini, Filippo | Filippo Bottini | Composer | 2015 | 1 | |
| Bagoloni, Felipe | Felipe Bagoloni | Composer, Director | 2011 - 2012 | 4 | |
| Barfuß, Michael | Michael Barfuß | Composer, Musical Director | 1995 - 2005 | 4 | |
| Bermann, Friedrich | Friedrich Bermann | Composer, Musical Director | 1914 - 1915 | 3 | |
| Belusa, Hans | Hans Belusa | Composer, Musical Director | 1918 - 1919 | 3 | |
| Bross Stuart, Wendy | Wendy Bross Stuart | Composer, Musical Director | 2006 | 2 | |
| Beckenbach, Malte | Malte Beckenbach | Composer, Musical Director, Musician | 2005 - 2022 | 79 | 1 |
| Bakke, Lars | Lars Bakke | Composer, Musician | 2006 | 2 | 1 |
| Baden, Peter | Peter Baden | Composer, Musician | 2007 - 2015 | 6 | |
| Byrne, Christine | Christine Byrne | Composer, Musician | 1989 | 2 | |
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