There are 4 mathematicians whose last name begin with COSN.
| Cosnard, Michel | Institut National Polytechnique de Grenoble (INPG) | 1983 |
| Cosner, George | University of California, Berkeley | 1977 |
| Cosner, Raymond | California Institute of Technology | 1975 |
| Cosnier, Jean | Université de Grenoble | 1969 |