There are 70 mathematicians whose last name begin with LAD.
| Lada, Emily | North Carolina State University | 2003 |
| Lada, Magdalini | Norges Teknisk-Naturvitenskapelige Universitet | 2011 |
| Lada, Thomas | University of Notre Dame | 1974 |
| Ladage, Lorenz | Universität Dortmund | 1994 |
| Ladalla, Joseph | University of Wisconsin-Madison | 1976 |
| Ladame, Georges-Charles | Université de Genève | 1930 |
| Ladas, Gerasimos | New York University | 1968 |
| Ladas, Nikolaos | University of Birmingham | 2024 |
| Ladchenko, Yana | Stavropol State University | 2007 |
| Ladd, Carol | University of Washington | 2000 |
| Ladd, Watson | University of California, Berkeley | 2018 |
| Ladd, William | University of Wisconsin-Madison | 1997 |
| Ladde, Gangaram | University of Rhode Island | 1971 |
| Ladd-Franklin, Christine | The Johns Hopkins University | 1926 (1882) |
| Laddha, Aditi | Georgia Institute of Technology | 2023 |
| Ladecký, Martin | Czech Technical University in Prague | 2022 |
| Ladee, George | Universiteit van Amsterdam | 1961 |
| Ladegaillerie, Yves | Université Montpellier II | 1976 |
| Ladel, Silke | Pädagogische Hochschule Schwäbisch Gmünd | 2009 |
| Laden, Hyman | University of Pennsylvania | 1942 |
| Ladenberger, Kürt | Technische Universität Berlin | 1957 |
| Ladenburg, Albert | Ruprecht-Karls-Universität Heidelberg | 1863 |
| Ladenburg, Rudolf | Ludwig-Maximilians-Universität München | 1906 |
| Ladenheim, Scott | Temple University | 2015 |
| Ladenius, Willem | Universiteit van Amsterdam | 1927 |
| Ladenko, Iosaf | Lomonosov Moscow State University | 1963 |
| Lader, Olivier | Université de Strasbourg | 2013 |
| Ladescu, Constantin | Transilvania University of Brasov | 2006 |
| Ladevèze, Pierre | Université Pierre-et-Marie-Curie - Paris VI | 1975 |
| Ladewig, Wilhelm | Universität Berlin | 1936 |
| Ladhari, Radhouane | Université Paris-Sud XI - Orsay | 1999 |
| Ladhawala, Narendrakumar | Purdue University | 1976 |
| Ladicky, Lubor | Oxford Brookes University | 2011 |
| Ladics, Tamás | Budapest University of Technology and Economics | 2015 |
| Ladik, J. | Clarkson University | 1975 |
| Ladin, Rivka | Massachusetts Institute of Technology | 1989 |
| Ladinig, Olivia | Universiteit van Amsterdam | 2009 |
| Ladipo, Kehinde | University of Houston | 2002 |
| Ladisch, Frieder | Universität Rostock | 2009 |
| Ladjal, Saïd | École Normale Supérieure de Cachan | 2005 |
| Ladkani, Sefi | Hebrew University of Jerusalem | 2009 |
| Ladkau, Marcel | Humboldt-Universität zu Berlin | 2015 |
| Ladkau, Matthias | De Montfort University | 2008 |
| Ladkin, Peter | University of California, Berkeley | 1987 |
| Ladner, Andreas | ||
| Ladner, George | University of Kansas | 1958 |
| Ladner, Richard | University of California, Berkeley | 1971 |
| Ladoon, Dale | Purdue University | 1998 |
| Ladouce, James | Boston University | 2021 |
| Ladoucette, Sophie | 2002 | |
| Ladoucette, Sophie | Katholieke Universiteit Leuven | 2007 |
| Ladouceur, Martin | McGill University | 2009 |
| Ladouceur, Stéphane | Université de Montréal | 1989 |
| Ladoux, Norbert | ||
| Ladra, Susana | Universidade da Coruña | 2011 |
| Ladra González, Manuel | Universidade de Santiago de Compostela | 1984 |
| Ladret, Didier | Université de Nice-Sophia Antipolis | 1989 |
| Ladret, Véronique | Université Claude Bernard Lyon 1 | 2004 |
| Ladrón de Guevara, Isidro | ||
| Ladrón de Guevara Martínez, Antonio | Universidad Carlos III de Madrid | 1997 |
| Ladu, Roberto | Imperial College London | 2022 |
| Ladue, Mary | Columbia University | 1942 |
| LaDue, Mark | Georgia Institute of Technology | 1997 |
| LaDuke, A. Jeanne | University of Oregon | 1969 |
| Ladwig, Günter | Karlsruher Institut für Technologie (KIT) | 2013 |
| Ladwig, John | University of Oregon | 1980 |
| Lady, Everett | New Mexico State University | 1972 |
| Ladyzhenskaya, Olga | St. Petersburg State University | |
| Ladyzhenskii, Lev | 1954 | |
| Ladzianska, Zuzana | Institute of Mathematics, Slovak Academy of Sciences | 1976 |