There are 4 mathematicians whose last name begin with DIEL.
| Diel, Joseph | New Mexico State University | 1974 |
| Dielman, Terry | University of Michigan | 1979 |
| Diels, Hermann | Rheinische Friedrich-Wilhelms-Universität Bonn | 1870 |
| Diels, Otto | Universität Berlin | 1899 |