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- Cabel, Marie (1827-1885)
- Caffieri, Carl (-1862)
- Cahnbley-Hinken, Tilly (1880-1932)
- Calvé, Emma (1852-1942)
- Cameron, Violet
- Candidus, William (1840-1910)
- Capitain, Elise (1820-1895)
- Capoul, Victor (1839-1924)
- Carew, ...
- Carl, Henriette Bertha (1805-1890)
- Carl, Marie (ca. 1828-1863)
- Carmi, Maria
- Caron, Rose Lucile (1857-1930)
- Carreño, Teresa (1853-1917)
- Carrión, Emanuel (1817-1876)
- Carré, Marguerite (1880-1947)
- Caruso, Enrico (1873-1921)
- Carvalho, Caroline (1827-1895)
- Cassio, Theodor (ca. 1848-1883)
- Castellan, Jeanne-Anaïs (1819-)
- Catalani, Angelica (1780-1849)
- Catley, Anne (1745-1789)
- Catopol, Elise von (1887-1941)
- Cesny, ...
- Chasles, ...
- Chavanne, Irene von (1863-1938)
- Chavenne, Irene von (1868-1938)
- Chevalier, Esther (1852-)
- Christen, Adolf (1811-1883)
- Clairmont, Eva
- Clairval, Jean Baptiste (1737-1795)
- Claus-Dostal, Lilly (1905-2000)
- Clement, Edmond (1867-1928)
- Clements, Effie
- Coates, John (1865-1941)
- Cobalet, Jean-Henri-Arthur (1855-)
- Codefaglec, ...
- Coffin, C.Hayden
- Colbrán, Isabella (1785-1845)
- Cole, Belle (1854-1905)
- Colombe (1754-1827)
- Colon, Jenny-Marguerite (1808-1842)
- Concone, Giuseppe (1810-1861)
- Cordes-Palm, Sofie (1881-1956)
- Cordier, Claire
- Cornelius, Frieda (um 1910)
- Cornelius, Peter (1865-1934)
- Correggio, Carlo
- Correño, Teresa (1853-1917)
- Corvinus, Lorenz (1870-1952)
- Courtes, ...
- Craft, Marcella (1880-1959)
- Cramer, Pauline (1858-)
- Crawforth, Lily
- Crescentini, Girolamo (1769-1846)
- Cruvelli, Sophia Charlotte (1826-1907)
- Culp, Julia (1880-1970)
- Curioni, Alberico (1785-1875)