John I Sanudo (or ''Giovanni''; died 1362) was the sixth Duke of the Archipelago from 1341 to his death.Mihail-Dimitri Sturdza, Dictionnaire Historique et Généalogique des Grandes Familles de Grèce, d'Albanie et de Constantinople, Paris: Sturdza, 1983, p. 549 He was the brother and successor of Nicholas I and son of

William I William I; ang, WillelmI (Bates ''William the Conqueror'' p. 33– 9 September 1087), usually known as William the Conqueror and sometimes William the Bastard, was the first Norman king of England, reigning from 1066 until his death in 10 ...

. His other brother was

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 ...

. In 1344, the Ottoman Turks occupied part of

Naxos Naxos (; el, Νάξος, ) is a Greek island and the largest of the Cyclades. It was the centre of archaic Cycladic culture. The island is famous as a source of emery, a rock rich in corundum, which until modern times was one of the best ab ...

, enslaving 6,000 locals. John was a supporter of

Venice Venice ( ; it, Venezia ; vec, Venesia or ) is a city in northeastern Italy and the capital of the Veneto region. It is built on a group of 118 small islands that are separated by canals and linked by over 400 bridges. The isla ...

in her war against

Genoa Genoa ( ; it, Genova ; lij, Zêna ). is the capital of the Italian region of Liguria and the sixth-largest city in Italy. In 2015, 594,733 people lived within the city's administrative limits. As of the 2011 Italian census, the Province of ...

, but he was captured and taken captive to Genoa in 1354. He was let go in by the terms of the peace treaty of 1355. With his wife Maria he had one daughter,

Florence Florence ( ; it, Firenze ) is a city in Central Italy and the capital city of the Tuscany Regions of Italy, region. It is the most populated city in Tuscany, with 383,083 inhabitants in 2016, and over 1,520,000 in its metropolitan area.Bilan ...

, who succeeded him.

Sources

References

Ancestry of Sultana Nur-Banu (Cecilia Venier-Baffo)
Year of birth missing 1362 deaths John 01 John 01 14th-century Venetian people {{Italy-noble-stub