There are 5 mathematicians whose last name begin with GIAL.
| Gialamas, Stefanos | University of Illinois at Chicago | 1986 |
| Gialampoukidis, Ilias | Aristotle University of Thessaloniki | 2014 |
| Gialelis, Nikolaos | University of Athens | 2019 |
| Giallombardo, Giovanni | Università della Calabria | 2002 |
| Giallorenzo, Saverio | Università di Bologna | 2016 |