There are 13 mathematicians whose last name begin with HORNI.
| Hornich, Hans | Universität Wien | 1929 |
| Hornick, Scot | University of Illinois at Urbana-Champaign | 1989 |
| Hornig, David | Carnegie Mellon University | 1984 |
| Hornig, Donald | Harvard University | 1943 |
| Hornig, Gunnar | Ruhr-Universität Bochum | 1997 |
| Hörnig, Klaus Martin | Ludwig-Maximilians-Universität München | 1981 |
| Hornik, Kurt | Technische Universität Wien | 1986 |
| Horniman, Michael | Brunel University | 2001 |
| Horning, Andrew | Cornell University | 2021 |
| Horning, Bruce | University of Minnesota - Twin Cities | 1988 |
| Horning, James | Stanford University | 1969 |
| Horning, John | Massachusetts Institute of Technology | 1982 |
| Hornišová, Klára | Comenius University | 2005 |