1257 deaths

Egyptian Mamluk Sultana d.1257

Izz al-Din Aybak () (epithet: al-Malik al-Muʕizz ʕizz ad-Dīn ʔaybak (al-Jāšankīr) at-Turkumāniyy aṣ-Ṣāliḥiyy, ) was the first of the Mamluk sultans of Egypt in the Turkic Bahri line. He ruled from 1250 until his death in 1257.

Ulaghchi (Ulaqchi or Ulavchii) Khan (; ; died 1257) was the third khan of the Blue Horde and Golden Horde, ruling for less than a year in 1257.

Polish Dominican priest

Co-king of Norway

Count of Hainaut from 1246 to 1257

Grand Master of the Teutonic Knights

Duke of Greater Poland

French noble

Danish noble and duke of Schleswig

Chinese poet (1190–1257)

Armenian princess

Uzbek Sufi (1195–1257)

Italian noble, judge and writer

Norman-Irish peer, soldier, and Justiciar of Ireland

Princess of England

Princess of Silesia

Third dictator of the Choe Military regime

Iraqi Islamic scholar and poet

English noble