Ladenburg (surname)

Ladenburg is a surname. Notable people with the surname include:


 * Albert Ladenburg (1842-1911), German chemist
 * Connie Ladenburg, American politician
 * Eugenie Mary Ladenburg Davie (1895–1975), American political activist
 * John Ladenburg (born 1949), American politician
 * Rudolf Ladenburg (1882–1952), German atomic physicist