There are 35 mathematicians whose last name begin with DEF.

DeFacio, W. Brian Texas A&M University 1967
Défago, Xavier École Polytechnique Fédérale de Lausanne (EPFL) 2000
Defaix, Thierry Université de Rennes 1 1996
Defant, Albert Universität Innsbruck 1906
Defant, Andreas Christian-Albrechts-Universität zu Kiel 1980
Defant, Colin Princeton University 2022
Defant, Friedrich Humboldt-Universität zu Berlin 1940
Defant, Martin Christian-Albrechts-Universität zu Kiel 1986
DeFanti, Thomas The Ohio State University 1973
Defares, Peter Rijksuniversiteit Groningen 1958
DeFauw, Megan University of Michigan 2011
DeFazio, Mark York University 2001
Defenderfer, Joe Massachusetts Institute of Technology 1977
DeFeo, Patrick Virginia Polytechnic Institute and State University 1988
Deferrari, Graciela Universidad de Buenos Aires 1987
Defever, Filip Katholieke Universiteit Leuven 1991
Defez Candel, Emilio Universitat Politècnica de València 1996
Deffaf, Mohamed Université des sciences et de la technologie Houari-Boumediene 2009
Deffayet, Romain Universiteit van Amsterdam 2024
Deffner, Sebastian Universität Augsburg 2011
Defoort, Michael École Centrale de Lille 2007
DeFord, Daryl Dartmouth College 2018
DeFord, John University of Illinois at Urbana-Champaign 1962
Defosseux, Manon Université Pierre-et-Marie-Curie - Paris VI 2008
Defraene, Bruno Katholieke Universiteit Leuven 2013
Defranceschi, Mireille
DeFrancisco, Richard State University of New York at Stony Brook 2019
DeFranco, Mario Massachusetts Institute of Technology 2014
DeFranco, Ronald University of Arizona 1973
DeFranco, Thomas New York University 1987
DeFreez, Daniel University of California, Davis 2019
DeFreitas, Gregory Columbia University 1979
Defrise, Luce Université Libre de Bruxelles 1969
Defrise, Pierre Université Libre de Bruxelles 1949
defterli, özlem Middle East Technical University 2011