William I Sanudo (or ''Guglielmo''; died ca. 1323) was the fourth Duke of the Archipelago from 1303 to his death. He was the son and successor of Marco II.Mihail-Dimitri Sturdza, Dictionnaire Historique et Généalogique des Grandes Familles de Grèce, d'Albanie et de Constantinople, Paris: Sturdza, 1983, p. 549 In his youth, he was involved in the War of the Ass with the

Ghisi The House of Ghisi was a prominent Venetian noble family, originally from Padua or Aquileia. History Following the establishment of Crusader states in Greece after the Fourth Crusade, the Ghisi became an important dynasty there. Andrea Ghisi ...

. William's father succeeded in reacquiring some territories he had lost shortly before he left the intact duchy to his son. William's son and successor, Nicholas, was one of the few knights to escape from the

Battle of Halmyros The Battle of Halmyros, known by earlier scholars as the Battle of the Cephissus or Battle of Orchomenos, was fought on 15 March 1311, between the forces of the Frankish Duchy of Athens and its vassals under Walter of Brienne against the merc ...

in 1311. His other sons were John I and

Marco Sanudo, Lord of Milos Marco Sanudo was a lord of the island of Milos in Frankish Greece. He was a son of William I Sanudo and the brother of Nicholas I Sanudo and John I Sanudo, who were all Dukes of the Archipelago. He married an unknown wife and had a daughter Fi ...

Sources

* Setton, Kenneth M. (general editor) ''A History of the Crusades: Volume II — The Later Crusades, 1189 – 1311''. Robert Lee Wolff and Harry W. Hazard, editors. University of Wisconsin Press: Milwaukee, 1969. *Setton, Kenneth M. (general editor) ''A History of the Crusades: Volume III — The Fourteenth and Fifteenth Centuries''. Harry W. Hazard, editor. University of Wisconsin Press: Madison, 1975.

References

Ancestry of Sultana Nur-Banu (Cecilia Venier-Baffo)
13th-century births 1323 deaths William 01 William 01 Year of birth unknown 14th-century Venetian people {{Italy-noble-stub