There are 7 mathematicians whose last name begin with GIAR.
| Giardina, Charles | Stevens Institute of Technology | 1970 |
| Giardinà, Cristian | Università di Bologna | 2001 |
| Giarlotta, Alfio | University of Illinois at Urbana-Champaign | 2004 |
| Giaroli, Magalí | Universidad de Buenos Aires | 2019 |
| Giarratani, Frank | West Virginia University | 1975 |
| Giarrusso, Dante | Yale University | 1979 |
| Giarrusso, Paolo | Eberhard-Karls-Universität Tübingen | 2018 |