There are 4 mathematicians whose last name begin with YEF.
| Yefet, Amir | Tel Aviv University | 1999 |
| Yefimov, Aleksey | Kharkiv National University of Radioelectronics | 1964 |
| Yefimov, Aleksey | Kharkiv National University of Radioelectronics | 1971 |
| Yefimushkin, Artem | Institute of Applied Mathematics and Mechanics, National Academy of Sciences of Ukraine | 2018 |