Pietro Candiano IV (†976) was the 22nd doge of Venice, from 959 until his death.
Where were the doges of Venice buried? A little bit all over, in churches and monasteries in Venice and beyond.
“Doge” from the L’Archivio di Stato di Venezia: indice generale, storico, descrittivo ed analitico (1937) by Andrea da Mosto
The complete list of the 120 Doges of Venice from Paoluccio Anafesto in 697 to Ludovico Manin in 1797