Theodoor Overbeek

Jan Theodoor Gerard Overbeek
Born(1911-01-30)January 30, 1911
DiedFebruary 19, 2007(2007-02-19) (aged 96)
Alma materUtrecht University
Known forDLVO theory
Scientific career
InstitutionsGhent University
Utrecht University
ThesisTheorie der electrophorese : het relaxatie-effect (1941)
Doctoral studentsEmmie Lucassen-Reynders

Jan Theodoor Gerard Overbeek (Groningen, January 30, 1911 – February 19, 2007) was a Dutch professor of physical chemistry at Utrecht University. He is known for his work on colloids, specially for the development of the DLVO theory.