| Name | Nationality | Period | Tunes |
|---|
| Caccini, Giulio |  | 1551–1618 | 1 |
| Caix d'Hervelois, Louis de |  | 1677–1759 | 1 |
| Calkin, John Baptiste |  | 1827–1905 | 1 |
| Callcott, John Wall | | 1766–1821 | 1 |
| Cambini, Giuseppe | | 1746–1825 | 2 |
| Campbell, Corri | | 2000— | 7 |
| Campbell, Roddy | | 1937— | 46 |
| Campbell, Rory | | 1971— | 25 |
| Campenhout, François van |  | 1779–1848 | 1 |
| Carissimi, Giacomo | | 1605–1674 | 1 |
| Carolan, Turlough |  | 1670–1738 | 12 |
| Carter, Russell Kelso |  | 1849–1928 | 1 |
| Carter, Thomas | | 1735–1804 | 1 |
| Chaminade, Cécile | | 1857–1944 | 1 |
| Chapí, Ruperto |  | 1851–1909 | 1 |
| Charpentier, Marc-Antoine | | 1643–1704 | 3 |
| Chédeville, Nicolas | | 1705–1782 | 58 |
| Chopin, Frédéric |  | 1810–1849 | 23 |
| Christy, Edwin Pearce | | 1815–1862 | 1 |
| Clark, Thomas | | 1775–1859 | 1 |
| Clarke, James C. | | ? | 1 |
| Clarke, Jeremiah | | 1674–1707 | 3 |
| Clementi, Muzio | | 1752–1832 | 1 |
| Clérambault, Louis-Nicolas | | 1676–1749 | 1 |
| Clifton, William | | 1800–1870 | 1 |
| Clinton, John | | 1810–1864 | 38 |
| Cohan, George Michael | | 1878–1942 | 3 |
| Cohen, Samuel |  | 1870–1940 | 1 |
| Connellan, Thomas | | 1640–1698 | 2 |
| Converse, Charles Crozat | | 1834–1918 | 1 |
| Corelli, Arcangelo | | 1653–1713 | 86 |
| Couperin, François | | 1668–1733 | 2 |
| Cristaldi, Corrado | | 1962— | 6 |
| Crumit, Frank | | 1889–1943 | 1 |
| Cui, César |  | 1835–1918 | 1 |