| Author | Titles | | 1.
| Cassi-Ramelli, A. | 1 | | 2.
| Cassirer, Ernst, 1874-1945 | 6 | | 3.
| Casso, Rosario de | 1 | | 4.
| Casson, Hugh, 1910-1999 | 6 | | 5.
| Casson, Jean | 2 | | 6.
| Casson, Lionel, 1914-2009 | 1 | | 7.
| Casson, Stanley | 1 | | 8.
| Cassou, Jean, 1897-1986 | 70 | | 9.
| Castagna Vanessa | 2 | | 10.
| Castagnino, Alejandro | 2 |
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