Faris al-Din Aktay al-Jamdar (Arabic: فارس الدين أقطاى الجمدار) (d. 1254, Cairo) was a Turkic-Kipchak Emir (prince) and the leader of the Mamluks of the Bahri dynasty.
During the Battle of al-Mansurah he was one of the Mamluk commanders who defeated the Frankish forces led by the French king Louis IX.
Aktay was one of the Mamluks who collaborated in the murdering of Turanshah after the battle of al-Mansurah.
During the era of Sultan Aybak, he led the Egyptian forces that defeated the army of the Ayyubid ruler of Syria an-Nasir Yusuf at Gaza in October 1250 and, as a general, he played a crucial role in the final defeat of an-Nasir Yusuf in the Battle of al-Kura.
[dubious – discuss] In 1251 he conquered parts of Syria and in 1252 the port city of Alexandria in northern Egypt became his own domain.