Breuer is a surname. Notable people with the surname include:
Carolyn Breuer, German musicianEric Breuer, Swiss archaeologist and historianHans Breuer (physicist), German physicistHans Breuer (politics), German mayorIsaac Breuer, German-Jewish intellectJim Breuer, American comedianJosef Breuer, physician and physiologistRabbi Joseph BreuerLanny A. Breuer, American lawyerLee Breuer, theatre directorMarcel Breuer, Architect and furniture designerMichel Breuer, Dutch footballerMiles J. Breuer, science fiction writer and physicianRabbi Mordechai Breuer, Orthodox rabbiMordechai Breuer (historian), Jewish historian, Bar Ilan professor emeritusRabbi Solomon Breuer, rabbiTheo Breuer, German poet, essayist, editor, translator and publisher