There are 16 mathematicians whose last name begin with GAA.
| Gaab, Hans | Universität Regensburg | 2009 |
| Gaaf, Sarah | Technische Universiteit Eindhoven | 2017 |
| Gaal, (Ilse) | Radcliffe College | 1948 |
| Gaal, Peter | University of Southern California | 1999 |
| Gaal, Steven | Budapest University of Technology and Economics | 1947 |
| Gaál, István | University of Debrecen | 1987 |
| Gaalswyk, Arie | University of Minnesota - Twin Cities | 1963 |
| Gaar, Elisabeth | Alpen-Adria-Universität Klagenfurt | 2018 |
| Gaarde, Anders | Københavns Universitet | 2008 |
| Gaarder, Ingvil | European University Institute, Firenze | 2014 |
| Gaarder, N. Thomas | Stanford University | 1965 |
| Gaash, Amnon | University of California, Berkeley | 1965 |
| Gaasterland, Theresa | University of Maryland College Park | 1992 |
| Gaastra, Sieuwerd | University of California, San Diego | 2017 |
| Gaastra, Willem | Rijksuniversiteit Groningen | 1975 |
| Gaaya, Haykel | Université Claude Bernard Lyon 1 | 2011 |