Weinberger is a German surname. Notable people with the surname include:
Eliot Weinberger (born 1949), American writer, editor, and translator
Caspar Weinberger (1917–2006), American politician and Secretary of Defense under President Ronald Reagan
Caspar Weinberger Jr. (born 1947), American writer, son of above
Charles Weinberger (1861–1939), Austrian composer
David Weinberger, technologist and commentator
David B. Weinberger, mathematician and investor
Jaromír Weinberger, Czech composer
Peter J. Weinberger (born 1942), mathematician and computer scientist
Shmuel Weinberger (born 1963), mathematician
Weinberger Doctrine
