Szász or Szasz is a surname. Notable people with the surname include:
Emese Szász, Hungarian épée fencer
Endre Szász, Hungarian graphic artist
János Szász, Hungarian film director
János Saxon-Szász, Hungarian painter
Otto Szász, Hungarian mathematician
Robert Szasz, American real estate developer
Thomas Szasz, Hungarian-American psychiatrist
Tibor Szász, Hungarian classical pianist
Stefan Szasz, Romanian random citizen from Cluj-Napoca