Cuntz is a surname. Notable persons with that name include:
Erich Cuntz (1916–1975), German field hockey player Joachim Cuntz (born 1948), German mathematician Manfred Cuntz (born 1958), German astrophysicist Matthias Cuntz (born 1990), German soccer player Otto Cuntz (1865–1932), German-Austrian classical historian
See also Kuntz (disambiguation) Kuntze, a surname Kunze, a surname