Isḥāq ibn Ṭalḥa ibn ʿUbayd Allāh (died 675 or 676) was a member of the Muslim elite settled in Iraq under Umayyad rule and a transmitter of Muslim tradition. The caliph Mu'awiya I appointed time oversee fiscal affairs in the vast province of Khurasan in 675 or 676, but he died on his way there. He was son of Talha ibn Ubaydallah and his sons and grandsons were transmitters of Muslim tradition in Medina and Kufa.