- Campanella, Tommaso, 1568-16391
- Campione, Eugene1
- Campos Parsi, Héctor, 1922-19981
- Canaday, William1
- Canarina, John, 1934-1
- Cantón, Edgardo, 1934-1
- Caplan, Joan1
- Caputi, Lee1
- Carlos, Wendy1
- Carmen, Elias1
- Carno, Zita24
- Carpenter, John Alden, 1876-19511
- Carter, Elliott, 1908-20126
- Carter, Sarah (Vocalist)1
- Carter, Stanton1
- Cartside, Robert1
- Caspary, Clodomíro1
- Cass, Lee (Vocalist)1
- Castaldo, Joseph1
- Castellini, John, 1905-20021
- Castka, Joseph1
- Cavalli, Pier Francesco, 1602-16761
- Cazden, Norman, 1914-19801
- Cecil Taylor Group3
- Cecil, Robert2
- Cervetti, Sergio2
- Chadabe, Joel2
- Chadwick, G. W. (George Whitefield), 1854-19311
- Chalpin, Laura1
- Chamass-Kyrou, Mireille1
- Chamberlain, Anne, 1938-1
- Chamisso, Adelbert von, 1781-18381
- Chang, Yi-an1
- Chaplin, Francis1
- Charles, Teddy3
- Chasins, Abram, 1903-19872
- Chatham, Rhys1
- Chelsi, Lawrence1
- Chenette, Stephen1
- Cheney, Timothy1
- Cherry, Philip (Cellist)1
- Chertok, Pearl1
- Chiasson, Claude Jean1
- Chihara, Paul, 1938-1
- Childs, Barney1
- Chinn, Genevieve3
- Chorberg, Israel1
- Chou, Wen-Chung, 1923-20192
- Chowning, John M1
- Christian, Bobby1
- Cirillio, Nancy1
- Claflin, Avery, 1898-19791
- Claremont String Quartet2
- Clark, A. William, 1925-1
- Clark, Richard X1
- Clarke, Henry Leland1
- Clarkson, Beverly1
- Claro, Samuel1
- Clement, Sheree, 1955-1
- Cogan, Robert, 1930-1