Banu Hud

Son of the Hud Family, rulers of the Islamic taifa of Zaragoza

medieval ruler in Spain

Arab dynasty

Medieval Arab mathematician

ruler of Taifa Zaragoza (1085–1110)

ruler of Taifa Zaragoza (1110)

Emir of Andalusia

thumb|300px|Ruins of the walls of Rueda de Jalón Aḥmad III Abū Jaʿfar ibn ʿAbd al-Malik al-Mustanṣir (; died 5 February 1146), called Sayf al-Dawla ("Sword of the Dynasty"), Latinised as Zafadola, was the last ruler of the Hudid dynasty. He ruled the rump of the taifa kingdom of Zaragoza from his castle at Rueda de Jalón, in what is now Spain. He was the son of Abd al-Malik.