There are 7 mathematicians whose last name begin with HADL.
| Hadlak, Steffen | Universität Rostock | 2014 |
| Hadley, Clausin | University of Wisconsin-Madison | 1937 |
| Hadley, John | The University of Iowa | 1939 |
| Hadley, Scott | University of Waterloo | 1989 |
| Hadlock, Charles | University of Illinois at Urbana-Champaign | 1970 |
| Hadlock, Edwin | Cornell University | 1933 |
| Hadlock, Frank | University of Texas at Austin | 1966 |