List of Famous people with last name Orseolo

Otto Orseolo was the Doge of Venice from 1008 to 1026. He was the third son of Pietro II Orseolo and Maria Candiano, whom he succeeded at the age of sixteen, becoming the youngest doge in Venetian history.

Pietro II Orseolo was the Doge of Venice from 991 to 1009. He began the period of eastern expansion of Venice that lasted for the better part of 500 years. He secured his influence in the Dalmatian Romanized settlements from the Croats and Narentines, freed Venetia from a 50-year-old taxation to the latter, and started Venetia's expansions by conquering the islands of Lastovo (Lagosta) and Korčula (Curzola) and acquiring Dubrovnik (Ragusa).

Giovanni Orseolo (981-1006/7) was the first Venetian to hold power in Dalmatia, holding the title of Dux Dalmatiae.

Frozza Orseolo was a Margravine of Austria by marriage to Adalbert, Margrave of Austria.

Pietro I Orseolo, O.S.B. Cam. (928–987) was the Doge of Venice from 976 until 978. He abdicated his office and left in the middle of the night to become a monk. He later entered the Camaldolese Order. He is venerated as a saint in the Catholic Church following his canonization in 1731. In 1733 the Venetian librarian Giuseppe Bettinelli published an edition of a biography written by the heretical Friar Fulgenzio Manfredi in 1606.