There are 7 mathematicians whose last name begin with ONC.
| Onchere, Walter | University of Nairobi | 2022 |
| Oncina Deltell, Luis | ||
| Onck, Patrick | Technische Universiteit Delft | 1998 |
| Oncken, Hermann | Universität Berlin | 1891 |
| Oncu, T. | University of Alberta | 1992 |
| Öncü, Ceylan | Technische Universiteit Eindhoven | 2015 |
| Öncü, Sinan | Technische Universiteit Eindhoven | 2014 |