Jean Bricmont (French: [bʁikmɔ̃]; born 12 April 1952) is a Belgian theoretical physicist and philosopher of science.

Professor at the Catholic University of Louvain (UCLouvain), he works on renormalization group and nonlinear differential equations.

[3] He has criticized postmodernist views of science along with Alan Sokal, with whom he wrote Fashionable Nonsense (1997).

He has also criticized imperialism and defended freedom of expression, adopting a position on the issue similar to that of Noam Chomsky.

[4][non-primary source needed] Jean Bricmont was president of the Association française pour l'information scientifique from 2001 to 2006.