Lilienthal (surname)

Lilienthal is a German and Jewish surname. Notable people with the surname include:


 * Alfred Lilienthal, American author
 * Andor Lilienthal, Hungarian chess player
 * David E. Lilienthal, (1899–1981) American public official at TVA and Atomic Energy Commission
 * Gustav Lilienthal, German aviation pioneer, brother of Otto
 * Max Lilienthal, Early Reform Rabbi
 * Otto Lilienthal, German aviation pioneer, brother of Gustav
 * Peter Lilienthal, film director
 * Philip H. Lilienthal, American lawyer, camp director, and philanthropist
 * Philip N. Lilienthal (1850–1908). American banker