[1] Doquz Khatun was a granddaughter of the Keraite khan Toghrul, through his son Uyku or Abaqu.

[2] She was at first given to Genghis Khan and Börte's youngest son Tolui following the demise of her grandfather.

At the Siege of Baghdad (1258), the Mongols massacred tens of thousands of inhabitants, but through the influence of Doquz, the Christians were spared.

Doquz Khatun was a supporter of her step-son Abaqa and retained her influential position even after the death of her husband.

[5] She secured succession of Denha I to patriarchal throne of Church of the East in her capacity.