There are 10 mathematicians whose last name begin with OHN.
| Ohn, Christian | Université Libre de Bruxelles | 1993 |
| Ohn, Jungho | University of California, Santa Barbara | 2013 |
| Ohneberg, Kristin | Albert-Ludwigs-Universität Freiburg im Breisgau | 2019 |
| Ohnishi, Yuki | Purdue University | 2024 |
| Ohnita, Yoshihiro | Tohoku University | 1986 |
| Ohnmacht, Fred | State University of New York at Buffalo | 1963 |
| Ohno, Koji | University of Tokyo | 2000 |
| Ohno, Shuichi | Waseda University | 1992 |
| Ohno, Yasuo | Osaka University | 1998 |
| Ohno-Machado, Lucila | Stanford University | 1996 |