There are 15 mathematicians whose last name begin with LESN.
| Lesna, Natalia | Kharkiv National University of Radioelectronics | 1980 |
| Lesne, Jean-Philippe | Université Toulouse 1 Capitole | 1995 |
| Lesnevich, Nathan | Washington University in St. Louis | 2024 |
| Lesniak, Linda | Western Michigan University | 1974 |
| Leśniak, Jan | Uniwersytet Jagielloński | 1947 |
| Leśniak, Krzysztof | Uniwersytet Mikołaja Kopernika | 2005 |
| Leśniak, Marta | University of Gdansk | 2020 |
| Lesnic, Daniel | University of Leeds | 1995 |
| Lesnick, Michael | Stanford University | 2012 |
| Leśniewicz, Ryszard | Uniwersytet im. Adama Mickiewicza w Poznaniu | 1967 |
| Lesniewski, Andrew | ETH Zürich | 1986 |
| Lesniewski, Stanislaw | University of Lwów | 1912 |
| Lesniewski-Laas, Christopher | Massachusetts Institute of Technology | 2011 |
| Lešnik, Davorin | University of Ljubljana | 2010 |
| Lešnjak, Gorazd | University of Ljubljana | 1988 |