Cantz Cantz is a surname. Notable people with the surname include: Bart Cantz (1860–1943), American baseball player Guido Cantz (born 1971), German television presenter See also[edit] Lantz (surname) Surname listThis page lists people with the surname Cantz. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.