There are 4 mathematicians whose last name begin with IVAK.
| Ivakhnenko, Alexey | Lomonosov Moscow State University | 1943 |
| Ivakhnenko, Alexey | National Technical University of Ukraine “Kyiv Polytechnic Institute” | 1954 |
| Ivakhno, Sergii | University of Cambridge | 2011 |
| Ivaki, Mohammad | Concordia University | 2013 |