There are 10 mathematicians whose last name begin with JARN.
| Jarnagin, Jr., Milton | Duke University | 1949 |
| Järnefelt, Gustaf | Helsingin yliopisto | 1929 |
| Järner, Sven | Göteborgs universitet | 1982 |
| Jarnevic, Andrew | Vanderbilt University | 2023 |
| Jarnicka, Jolanta | Uniwersytet Jagielloński | 2006 |
| Jarnicki, Marek | Uniwersytet Jagielloński | 1977 |
| Jarnicki, Witold | Uniwersytet Jagielloński | 2005 |
| Jarnigan, Richard | City University of New York | 1984 |
| Jarník, Vojtěch | Charles University | 1921 |
| Jarnikov, Dmitri | Technische Universiteit Eindhoven | 2007 |