In Greek mythology, Chalcis or Khalkis (/ˈkælsɪs/ KAL-siss; Ancient Greek: Χαλκίς) was a naiad as one of the daughters of the river-god Asopus and Metope, the river-nymph daughter of the river Ladon. Her name means "a brazen pot" from χαλκόν chalcon "bronze".