There are 8 mathematicians whose last name begin with CASSTL.
| Castle, Benjamin | University of California, Berkeley | 2021 |
| Castle, David | University of Rochester | 1985 |
| Castle, Emery | Iowa State University | 1952 |
| Castle, Jennifer | University of Oxford | 2006 |
| Castle, Lucas | North Carolina State University | 2018 |
| Castle, William | ||
| Castlefranco, Ann | The University of Iowa | 1988 |
| Castles, Ricky | Virginia Polytechnic Institute and State University | 2010 |