William de Blosseville, probably from

Blosseville Blosseville () is a commune in the Seine-Maritime department in the Normandy region in northern France. Geography A small farming village situated in the Pays de Caux, some west of Dieppe, at the junction of the D69 and the D57 roads. Populati ...

, was the consul and duke of Gaeta (as William II) from 1103 to 1105, after ousting Duke Gualganus. He appears on Gaetan '' follari'' of his time as DV, which stands for ''dux Vilelmus''. In 1105, he was exiled by Richard I of Aquila after less than two years as duke.

Sources

''Chronology of the ipati, consuls, dukes, princes, kings, and emperors who governed Gaeta from the 9th to the 13th Century''.
* Gregorovius, Ferdinand. ''Rome in the Middle Ages Vol. IV Part 1''. 1905. Italo-Normans Norman warriors 12th-century Italian nobility Dukes of Gaeta {{Italy-noble-stub