There are 15 mathematicians whose last name begin with GEA.
| Gea-Banacloche, Julio | The University of New Mexico | 1985 |
| Geacar, Claudiu | University Politechnica Bucharest | 2012 |
| Gealy, Matthew | California Institute of Technology | 2006 |
| Geambasu, Roxana | University of Washington | 2011 |
| Geanakoplos, D. John | Harvard University | 1980 |
| Gear, Charles | University of Illinois at Urbana-Champaign | 1960 |
| Gear, James | The University of North Carolina at Chapel Hill | 2006 |
| Gear, John | University of Melbourne | 1984 |
| Gearhart, Lawrence | University of Illinois at Chicago | 1975 |
| Gearhart, Thomas | The Ohio State University | 1979 |
| Gearhart, William | Cornell University | 1969 |
| Gearing, Maeve | Duke University | 2013 |
| Geary, Aaron | Naval Postgraduate School | 2022 |
| Geathers, Jason | University of Michigan | |
| Geatti, Luca | Università degli Studi di Udine | 2022 |