In Greek mythology, the name Eurythemis may refer to the following women:Eurythemis, daughter of Cleoboea. According to the mythographer Apollodorus, she was the wife of King Thestius of Pleuron and mother of Althaea, Leda, Hypermnestra, Iphiclus, Evippus, Plexippus and Eurypylus. Eurythemis, daughter of Acastus, consort of Actor and mother of Ancaeus according to John Tzetzes. Eurythemis, daughter of Timandreus and sister of Cotto. The two sisters were honored by the Heracleidae for having supported them in their struggle for returning to Peloponnesos.