There are 6 mathematicians whose last name begin with JONC.
| Jonca, Andrzej | Montana State University | 1988 |
| Jonca, Katarzyna | Montana State University | 1988 |
| Jonck, Elizabeth (Betsie) | Rand Afrikaans University | 1998 |
| Jonckers, Viviane | ||
| Jonckheere, Matthieu | École Polytechnique | 2005 |
| Jończyk, Barbara | Politechnika Łódzka | 1975 |