A character from the Hebrew Bible/ Old Testament. Athaliah was the granddaughter of Omri, the wife of Jehoram, and the mother of Ahaziah, and is credited for encouraging them in their evil ways. On the death of her son Ahaziah she killed all the royal family save Joash, who was hidden away by Jehosheba, the haft-sister of Ahaziah and proclaimed herself queen. Joash grew up to reclaim the throne.