Ata-Malik Juvayni
 Atâ-Malek Juvayni (1226–1283) (Persian: عطاملک جوینی‎) in full Ala al-Din Ata-ullah (Persian: علاءالدین عطاالله‎) was a Persian historian who wrote an account of the Mongol Empire entitled Tarīkh-i Jahān-gushā (History of the World Conqueror).He was born in Juvayn a city in Khorasan in northeastern Iran. Both his grandfather and his father Baha al-Din had held the post of sahib-divan or Minister of Finance for Muhammad Jalal al-Din and Ögedei Khan respectively.