This article is about German physicist. For the Austrian-American physicist noted for his work on spin see Wolfgang Pauli

Wolfgang Paul (August 10, 1913 - December 7, 1993) was a German physicist, who co-developed the ion trap . He received the Nobel Prize in Physics in 1989 for this work.

During World War II, he researched isotope separation, which is necessary to produce fissionable material for use in making nuclear weapons. His son, Stephan Paul, is a professor of experimental physics at the Technical University of Munich.