Fabrice Bethuel (born 7 June 1963) is a French mathematician.
Bethuel earned his doctorate at Paris-Sud 11 University in 1989, under supervision of Jean-Michel Coron.
In 1998 Bethuel was an Invited Speaker of the International Congress of Mathematicians in Berlin.
[1] He won the 1999 Fermat Prize, jointly with Frédéric Hélein, for several important contributions to the theory of variational calculus.
He also won the 2003 Mergier–Bourdeix Prize [fr] for his fundamental discoveries at the interface between analysis, topology, geometry, and physics.