There are 4 mathematicians whose last name begin with CHAJ.
| Chajakis (Hatzakis), Emmanuel | University of Pennsylvania | 1993 |
| Chajda, Ivan | Masaryk University | 1974 |
| Chajdas, Matthäus | Technische Universität München | 2015 |
| Chajewska, Urszula | Stanford University | 2002 |