Marcel Guénin

{{short description|Swiss mathematician and physicist}}

Marcel André Guénin (born 1937) is a theoretical physicist and mathematician, and Professor Emeritus of the University of Geneva.{{cite web |url=http://theory.physics.unige.ch/dpt/viewformermembers.php |title=Ex membres du DPT |publisher=Theory.physics.unige.ch |date= |accessdate=2013-10-19 |archive-url=https://web.archive.org/web/20160303182257/http://theory.physics.unige.ch/dpt/viewformermembers.php |archive-date=2016-03-03 |url-status=dead }}{{cite web|url=http://www.genealogy.math.ndsu.nodak.edu/id.php?id=99744 |title=The Mathematics Genealogy Project - Marcel Guenin |publisher=Genealogy.math.ndsu.nodak.edu |date= |accessdate=2013-10-19}}

He obtained his PhD in 1962 at the University of Geneva under the supervision of Ernst Stueckelberg with a thesis titled "Opérateurs de champ antilinéaires, T- et CP-covariance".

From 1983 to 1987 he was Rector of the University of Geneva.{{cite web|url=http://www.unige.ch/rectorat/histoire.html |title=Liste chronologique des recteurs depuis 1873 - Rectorat - UNIGE |publisher=Unige.ch |date=2012-10-01 |accessdate=2013-10-19}}

Jean-Pierre Eckmann was one of his PhD students.