Dittus is a surname. Notable people with the surname include:
Gottliebin Dittus (1815-1872), Victim of possession, exorcised by noted German divine Johann Blumhardt
Barbara Dittus (1939–2001), German actress Hansjörg Dittus, German physicist Uwe Dittus (born 1959), German footballer Wolf Dittus (born 1943), German primatologist and behavioral ecologist
See also Dattus