Themisto (mythology)

In Greek mythology, Themisto (Θεμιστώ ) may refer to the following women:
 * Themisto, one of the 50 Nereids, marine-nymph daughter of the sea divinities Nereus and the Oceanid Doris.
 * Themisto, daughter of the river god Inachus and the mother of Arcas by Zeus. In other accounts, the usual birth mother of Arcas was called Callisto, daughter of Lycaon or else Megisto, daughter of Ceteus, both women were members of the Arcadian royal family.
 * Themisto, daughter of the Hyperborean king Zabius, mother of Galeos by Apollo.
 * Themisto, the third and last wife of Athamas.