There are 46 mathematicians whose last name begin with LEY.
| Ley, Christophe | Université Libre de Bruxelles | 2010 |
| Ley, Clemens | University of Oxford | 2011 |
| Ley, Eduardo | University of Michigan | 1991 |
| Ley, Heinrich | Bayerische Julius-Maximilians-Universität Würzburg | 1895 |
| Ley, Hermann | Universität zu Köln | 1925 |
| Ley, Michael | Universität Trier | 1993 |
| Ley, Olivier | Université de Tours | 2001 |
| Leybina, Ol'ga | Vasyl Karazin Kharkiv National University | 2005 |
| Leybourne, Stephen | University of Leeds | 1988 |
| Ley Chavez, Adriana | The Ohio State University | 2011 |
| Leydecker, Florian | Gottfried Wilhelm Leibniz Universität Hannover | 2006 |
| Leydecker, Melchior | Universiteit Leiden | 1661 |
| Leydekker, Hubertus | Universiteit Utrecht | 1661 |
| Leydekkers, Peter | Universiteit Twente | 1997 |
| Leydesdorff, Loet | Universiteit van Amsterdam | 1984 |
| Leye, Stefan | Universität Rostock | 2014 |
| Leyenson, Maxim | The University of Chicago | 2005 |
| Leyffer, Sven | University of Dundee | 1994 |
| Leygonie, Jacob | University of Oxford | 2022 |
| Leyk, G. Malgorzata | Texas A&M University | 2004 |
| Leyk, Teresa | Australian National University | 1997 |
| Leykekhman, Dmitriy | Cornell University | 2004 |
| Leykin, Alex | Indiana University | 2007 |
| Leykin, Anton | University of Minnesota - Twin Cities | 2003 |
| Leykum, Stefan | Georg-August-Universität Göttingen | 1980 |
| Leyland, Penelope | ||
| Leylegian, John | Princeton University | 2000 |
| Leylekian, Roméo | Aix-Marseille Université | 2024 |
| Leyman, Pieter | ||
| Leymann, Frank | Ruhr-Universität Bochum | 1984 |
| Leyrita, Nonie Elvin | Ateneo de Manila University | 2022 |
| Leys, Richard | Ruprecht-Karls-Universität Heidelberg | 2015 |
| Leyshock, Patrick | Portland State University | 2014 |
| Leysieffer, Frederick | University of Michigan | 1964 |
| Leyson, Dennis | University of the Philippines | 2017 |
| Leyssens, Arnaud | Université de Lille I | 1999 |
| Leyst, Ernst | Universität Leipzig | 1889 |
| Leytem, Alain | Université du Luxembourg | 2016 |
| Leyten, Ludwig | Universiteit Utrecht | 1995 |
| Leyton, Michael | University of California, Berkeley | 1984 |
| Leyton, Morley | The Johns Hopkins University | 1967 |
| Leyton-Alvarez, Maximiliano | Université Joseph Fourier Grenoble I | 2011 |
| Leyton-Brown, Kevin | Stanford University | 2003 |
| Leyva, Norma | Iowa State University | 2006 |
| Leyva Bonilla, Juan Francisco | Universidad Nacional Autónoma de México (UNAM) | 2017 |
| Ley-Wild, Ruy | Carnegie Mellon University | 2010 |