Marcel Pauker (rendered in Russian as Марцел Паукер - Martsel Pauker; December 6, 1896, Bucharest – August 16, 1938, Butovo, near Moscow) was a Romanian communist militant and husband of the future Romanian Communist leader Ana Pauker.During his life, Pauker took a series of pseudonyms, the ones used most being: Burghezul, Herman Gugenheim, Paul Lampart, Luximin, Puiu, Priu, Semionovici Marin, Stepan, and Paul Weiss.