Hydissus or Hydissos (Ancient Greek: Ὑδισσός),[1] Hydisus or Hydisos (Ὑδισός),[2] or Hydissa (Ὕδισσα)[3] was a town of ancient Caria, situated east of Mylassa.[3][4] Hydissus was a polis (city-state) and a member of the Delian League.[2]
Its site is located near Karacahisar, Muğla Province, Turkey.[5][6]