| Maddhab = Sunni| school tradition= | Ethnicity = | Region = | notable idea= | main_interests = History| notable idea= | works = The Complete History and The Lions of the Forest and the knowledge about the Companions | influences = | influenced = Abul Fida Ismail Hamvi|
Abu al-Hassan Ali ibn Muhammad ibn Muhammad, better known as Ali 'Izz al-Din Ibn al-Athir al-Jazari (1160 – 1233) was an Arab muslim historian born in Cizre, a town in present-day Şırnak province in south-eastern Turkey, from the Ibn Athir family. According to the 1911 Edition of Encyclopaedia Britannica, he was born in Turkey Jazirat Ibn Umar . According to the Encyclopaedia of Islam.
He spent a scholarly life in Mosul, but often visited Baghdad. For a time he was with Saladin's army in Syria and later lived in Aleppo and Damascus. His chief work was a history of the world, al-Kamil fi at-Tarikh (The Complete History). He includes some information on the Rus' people in his chronology.
- The Complete History (Arabic: Al-Kamil fi al-Tarikh).
- The Lions of the Forest and the knowledge about the Companions (Arabic: Usud al-Ghabah fi Ma'rifah al-Sahabah).
- Ibn al-Athīr's Accounts of the Rūs: A Commentary and Translation by William E. Watson from Canadian/American Slavic Studies
- Kurds and Kurdistan, Encyclopaedia of Islam.