There are 92 mathematicians whose last name begin with LEG.
| Legac, Jean-Claude | Université de Toulon et du Var | 2003 |
| Legall, Noah | University of Georgia | 2023 |
| Legan, Bruce | Kansas State University | 1998 |
| Légaré, Martin | Université de Montréal | 1984 |
| Legaspi, Xabier | Université de Rennes 1 | 2023 |
| Legaspi, Xabier | Universidad Complutense de Madrid | 2023 |
| Legat, Antoine | Université Catholique de Louvain | 2025 |
| Legat, Benoît | Université Catholique de Louvain | 2020 |
| Legat, Vincent | Université Catholique de Louvain | 1992 |
| Legát, David | Charles University | 2012 |
| Legatiuk, Anastasiia | Bauhaus-Universität Weimar | 2022 |
| Legatiuk, Dmitrii | Bauhaus-Universität Weimar | 2015 |
| Legatos, Gerasimos | ||
| Légaut, Marcel | Université de Paris | 1924 |
| Légaux, Joeffrey | Université d'Orléans | 2013 |
| Legay, Jean-Marie | ||
| Legaz, Francisco | ||
| Legaz Almansa, María José | Universidad Politécnica de Cartagena | 2013 |
| Legeard, Bruno | Institut National des Sciences Appliquées de Lyon | 1987 |
| Legebeke, Gerhardus | Universiteit Utrecht | 1879 |
| Legedza, Anna | Harvard University | 2000 |
| Legendre, César | Université Libre de Bruxelles | 2014 |
| Legendre, Eveline | École Polytechnique | 2010 |
| Legendre, Eveline | Université du Québec à Montréal | 2010 |
| Legendre, Pierre | Université de Genève | 2008 |
| Leger, Christian | Stanford University | 1988 |
| Leger, Craig | University of Louisiana at Lafayette | 1990 |
| Leger, Nicholas | University of Texas at Austin | 2010 |
| Léger, Alain | ||
| Léger, André | University of Bath | 2005 |
| Léger, Antoine | Université de Genève | 1671 |
| Léger, Jean-Christophe | Université Paris-Sud XI - Orsay | 1997 |
| Leger, Jr., George | University of Illinois at Urbana-Champaign | 1951 |
| Legette, Lakeshia | Howard University | 2008 |
| Legg, Alan | Purdue University | 2016 |
| Legg, Andrew | University of Bath | 2023 |
| Legg, David | Purdue University | 1973 |
| Legg, Jason | Iowa State University | 2006 |
| Legg, Jonathan | University of Adelaide | 1997 |
| Legg, Milton | New Mexico State University | 1970 |
| Legg, Phil | Cardiff University | 2010 |
| Legg, Robert | Northwestern University | 2016 |
| Leggat, Leggat | 2019 | |
| Legge, Gordon | Harvard University | 1976 |
| Legge, John | The University of Oklahoma | 1976 |
| Leggett, Anne | Yale University | 1973 |
| Leggett, Anthony | University of Oxford | 1964 |
| Leggett, Jowava | University of Texas at Austin | 1997 |
| Leggett, Richard | University of Kentucky | 1972 |
| Leggett, Richard | University of East Anglia | 2010 |
| Leghwel, Abdurzak | Hacettepe Üniversitesi | 2006 |
| LegiÚa, Peter | University of Ljubljana | 1977 |
| Legius, Hendricus | Technische Universiteit Delft | 1997 |
| Legler, Thomas | Technische Universität Dresden | 2009 |
| Legnani, Walter | Universidad de Buenos Aires | 2001 |
| Legner, Mary | University of California, Riverside | 1993 |
| Legno, Victor | Institute of Mathematics of the National Academy of Sciences of Ukraine | 2003 |
| Legodi, Simon | University of Limpopo | 2020 |
| Legoll, Frédéric | Université Pierre-et-Marie-Curie - Paris VI | 2004 |
| Legoretta, Leonardo | University of Oregon | 1988 |
| Legostaeva, Irina | Lomonosov Moscow State University | 1986 |
| Legostayev, Valentin | Kharkiv National University of Radioelectronics | 1979 |
| Legout, Noémie | Université Paris-Saclay | 2018 |
| Legout, Noémie | Université de Nantes | 2018 |
| Légrády, Dávid | Technische Universiteit Delft | 2005 |
| Legrand, Claude | Université de Paris | 1970 |
| Legrand, Denise | Université Paris-Sud XI - Orsay | 1971 |
| Legrand, François | Université de Lille I | 2013 |
| Legrand, Laurent | Rijksuniversiteit Groningen | 2023 |
| Legrand, Mark | The Pennsylvania State University | 1985 |
| Legrand, Mathias | Ecole Centrale de Nantes | 2005 |
| Legrand, Solange | Université de Paris | 1969 |
| LeGrand, Rob | Washington University in St. Louis | 2008 |
| Legrand-Duchesne, Clément | Université de Bordeaux | 2024 |
| Legras, Bernard | Université Pierre-et-Marie-Curie - Paris VI | 1983 |
| Legras, Jean | Université de Paris | 1948 |
| Legre, Matthieu | Université de Genève | 2004 |
| Legried, Brandon | University of Wisconsin-Madison | 2020 |
| Legriel, Julien | Université de Grenoble | 2011 |
| Legros, Benjamin | École Centrale | 2013 |
| Legros, Guillaume | ||
| Legros, Patrick | California Institute of Technology | 1989 |
| Legros, Willy | Université de Liège | 1971 |
| LeGrow, Jason | University of Waterloo | 2020 |
| Legry, Ludovic | Université de Picardie Jules Verne | 2007 |
| Leguay, Jérémie | Université Pierre-et-Marie-Curie - Paris VI | 2007 |
| Leguèbe, Michael | Université Bordeaux 1 | 2014 |
| Leguil, Martin | Université Paris Diderot - Paris 7 | 2017 |
| Leguit, Pieter | Universiteit van Amsterdam | 1972 |
| Leguizamón, Edison | Universidad de los Andes, Colombia | 2024 |
| Legut, Jerzy | Politechnika Wrocławska | 1984 |
| Legvold, Sam |