There are 99 mathematicians whose last name begin with GAI.
| Gai, Chunyang | University of Wisconsin-Madison | 2000 |
| Gai, Ling | Zhejiang University | 2007 |
| Gai, Yakov | Institute of Mathematics of the National Academy of Sciences of Ukraine | 1965 |
| Gaida, Daniel | Universiteit Leiden | 2014 |
| Gaidamauskaitė, Evelina | Vilniaus universitetas | 2011 |
| Gaidashev, Denis | University of Texas at Austin | 2003 |
| Gaidici, Aurel | Babeş-Bolyai University | 1980 |
| Gaidov, Svetoslav | University of Sofia | 1986 |
| Gaidov, Yurii | Novosibirsk State University | 2011 |
| Gaier, Dieter | Technische Hochschule Stuttgart | 1952 |
| Gaier, Dieter | University of Rochester | 1950 |
| Gaier, Johanna | Technische Universität Wien | 2002 |
| Gaiewski, Michael | University of Connecticut | 2024 |
| Gaiffas, Stéphane | ||
| Gaiffi, Giovanni | Scuola Normale Superiore di Pisa | |
| Gaifman, Haim | University of California, Berkeley | 1962 |
| Gaifullin, Alexander | Lomonosov Moscow State University | 2008 |
| Gaifullin, Sergey | Lomonosov Moscow State University | 2011 |
| Gaigalaite, Virginija | Vilniaus universitetas | 1981 |
| Gaigalas, Edmundas | Vilniaus universitetas | 1980 |
| Gaigalas, Raimundas | Uppsala Universitet | 2004 |
| Gaigalas, Raimundus | ||
| Gaigall, Daniel | Gottfried Wilhelm Leibniz Universität Hannover | 2016 |
| Gaiko, Nick | Technische Universiteit Delft | 2017 |
| Gaikwad, Rohit | Rice University | 2000 |
| Gail, Annette | Universität zu Köln | 2004 |
| Gail, Hans | Universität Regensburg | 1996 |
| Gail, Harry Richard | University of California, Los Angeles | 1983 |
| Gail, Michael | Universität Konstanz | 1998 |
| Gail, Mitchell | The George Washington University | 1977 |
| Gaile, Daniel | Texas A&M University | 2003 |
| Gaillard, Arlette D. | ETH Zürich | 1991 |
| Gaillard, D. | Université Paris-Sud XI - Orsay | 1985 |
| Gaillard, Fabrice | École Polytechnique Fédérale de Lausanne (EPFL) | 1998 |
| Gaillard, Loic | Université d'Artois | 2017 |
| Gaillard, Mary | Université Paris-Sud XI - Orsay | 1968 |
| Gaillard, Pierre | Université de Grenoble | 1962 |
| Gaillard, Pierre-Yves | Université de Genève | 1985 |
| Gaillard, Pieter | Universiteit Leiden | 1931 |
| Gaillard, René | Université de Grenoble | 1961 |
| Gaillard, Virginie | Universität Duisburg-Essen | 2024 |
| Gaillardetz, Patrice | University of Toronto | 2006 |
| Gaillemard, Christelle | Kungliga Tekniska Högskolan (KTH) | 2006 |
| Gailly, Frederik | Ghent University | 2008 |
| Gailmard, Sean | California Institute of Technology | 2002 |
| Gain, Josiah | The Johns Hopkins University | 1914 |
| Gain, Pradip | Vidyasagar University | 2015 |
| Gaindric, Constantin | Central Economics and Mathematics Institute, Russian Academy of Science | 1972 |
| Gaindric, Constantin | Moldova State University | 1972 |
| Gainer, Walter | Massachusetts Institute of Technology | 1959 |
| Gainer-Dewar, Andrew | Brandeis University | 2012 |
| Gaines, Brian | North Carolina State University | 2017 |
| Gaines, Brian | University of Cambridge | 1972 |
| Gaines, Daniel | University of Illinois at Urbana-Champaign | 1998 |
| Gaines, David | University of Kentucky | 1996 |
| Gaines, Fergus | California Institute of Technology | 1966 |
| Gaines, James | Washington University in St. Louis | 1961 |
| Gaines, Richard | Princeton University | 1969 |
| Gaines, Robert | University of Colorado at Boulder | 1967 |
| Gaines, Tommi | University of California, Los Angeles | 2008 |
| Gaino, Bruna | Université Catholique de Louvain | 2001 |
| Gainullin, Fyodor | Imperial College London | 2016 |
| Gainutdinov, Azat | ||
| Gainutdinova, Aida | Kazan State University | 2004 |
| Gainza, Pablo | Duke University | 2015 |
| Gaio, Ana | University of Warwick | 1999 |
| Gaioni, Elijah | University of Connecticut | 2009 |
| Gaiotto, Davide | Princeton University | 2004 |
| Gairing, Jan | Humboldt-Universität zu Berlin | 2018 |
| Gairing, Martin | Universität Paderborn | 2006 |
| Gairín-Sallán, José María | Universidad de Zaragoza | 1999 |
| Gaisbauer, Felix | Max-Planck Institute for Mathematics in the Sciences, Leipzig | 2022 |
| Gaiselmann, Gerd | Universität Ulm | 2014 |
| Gaisendrees, Florian | Ruprecht-Karls-Universität Heidelberg | 2012 |
| Gaiser, Andreas | Technische Universität München | 2013 |
| Gaiser, Collier | University of Denver | 2024 |
| Gaiser, James | University of Texas at Dallas | 1989 |
| Gaiser, Jürgen | Eberhard-Karls-Universität Tübingen | 1994 |
| Gaisin, Ahtyar | Bashkir State University | 1983 |
| Gaisin, Ahtyar | Institute of Mathematics with Computer Center of Russian Academy of Sciences | 1996 |
| Gaisin, Ildar | Université Pierre-et-Marie-Curie - Paris VI | 2017 |
| Gaisser, John | Indiana University | 1971 |
| Gaißer, Sandra | Universität zu Köln | 2010 |
| Gait, Jason | Wesleyan University | 1972 |
| Gait, Philip | University of Cambridge | 1972 |
| Gaitan, Hernando | Iowa State University | 1990 |
| Gaitan, Patricia | Université de Provence | 1987 |
| Gaitanaros, Stavros | University of Texas at Austin | 2014 |
| Gaitan Montejo, Yessica | Purdue University | 2022 |
| Gaïtanos, Nikolaos | University of Ioannina | 1983 |
| Gaitan-Ospina, Rafael | Universidad del Valle | 2019 |
| Gaite, José | Universidad de Salamanca | 1989 |
| Gaither, Jeffrey | Purdue University | 2014 |
| Gaither, Kelly | Mississippi State University | 2000 |
| Gaito, Stephen | University of Warwick | 1992 |
| Gaitsgory, Dennis | Tel Aviv University | 1997 |
| Gaitsgory, Vladimir | Russian Academy of Sciences | 1978 |
| Gaiur, Ilia | University of Birmingham | 2022 |
| Gaivão, José | University of Warwick | 2010 |