Sultan of Egypt
Pope Athanasius III of Alexandria became the patriarch at the time of the reign of Al-Ashraf Musa, Sultan of Egypt (الأشرف موسى) who was the last, albeit titular, Ayyubid Sultan of Egypt (ruled July 1250 – 1254 AD). Al-Ashraf Musa was the puppet of the strong Mamluk ruler Izz ad-Din Aybak.