Byzantine Empire Doukid dynasty
Reign of Constantine X Doukas
Constantine X Doukas
1059 Nov 23

Reign of Constantine X Doukas

İstanbul, Turkey

Constantine X Doukas was Byzantine emperor from 1059 to 1067. He was the founder and first ruling member of the short-lived Doukid dynasty. During his reign, the Normans took over much of the remaining Byzantine territories in Italy while in the Balkans the Hungarians occupied Belgrade. He also suffered defeats by the Seljuk sultan Alp Arslan.