Arioch ♂, was a king of Ellasar.
He fought together with Amraphel, Kedorlaomer and Tidal against Bera, Birsha, Shinab, Shemeber and Zoar. The reason for the battle was, that Kedorlaomer had reigned over this region for 12 years. In the 13th five kings rebelled. In the 14th, Kedorlaomer and his allies, including Arioch, defeated several peoples in this region. In the end, they fought a big battle in the Valley of Siddim.