- Beeson, Jack, 1921-20107
- Beethoven, Ludwig van, 1770-18276
- Behrman, David1
- Beizel, Geraldine1
- Belamich, André1
- Belinck, Susan1
- Bell Telephone Laboratories2
- Ben Israel, Steve1
- Benedetti, Donald2
- Benjamin, Jean (Violinist)3
- Benjamin, Jeanne2
- Bennett, Robert Russell, 1894-19811
- Bennington Composers' Conference1
- Bentzon, Niels Viggo, 1919-20001
- Berberian, Cathy1
- Berezowsky, Nicolai, 1900-19533
- Bergamo, John2
- Berger, Arthur, 1912-20034
- Bergsma, William, 1921-19945
- Berio, Luciano, 1925-20039
- Berkowitz, Sol1
- Berkshire Quartet1
- Bernard, Paul (Violinist)2
- Bernsohn, Lorin2
- Bernstein, Leonard, 1918-19905
- Bernstein, Norman, (Trombonist)1
- Berry, Walter1
- Bertchume, Gary Joseph1
- Bertelson, Harold1
- Betjeman, Paul1
- Bettina, Judith1
- Bezanson, Philip, 1916-19751
- Biddlecome, James1
- Biel, Wilfred1
- Bielawa, Herbert1
- Billings, William, 1746-18001
- Binder, Peter (Baritone)1
- Bingham, Seth, 1882-19721
- Binkerd, Gordon, 1916-20032
- Birdsong, Blanche1
- Birdwell, Edward R2
- Birnbaum, Mark J., 1952-1
- Blacher, Boris, 1903-19751
- Black, Alice (Bassoonist)1
- Black, Marjory1
- Blackwood, Easley2
- Blaisdell, Frances, 1912-20091
- Blake, William, 1757-18271
- Bland, William, 1947-1
- Blank, Allan, 1925-20131
- Blankstein, Mary Freeman, 1931-1
- Bloch, Ernest, 1880-19591
- Bloom, Arthur1
- Bloom, Arthur (Arthur A.)5
- Bloom, Robert, 1908-19941
- Bloom, Sara Lambert1
- Blustine, Allen10
- Boatwright, Helen1
- Boatwright, Howard1
- Bolaños, César1