Marco Venier was a Marquess of Cerigo.Mihail-Dimitri Sturdza, Dictionnaire Historique et Généalogique des Grandes Familles de Grèce, d'Albanie et de Constantinople, Paris: Sturdza, 1983, p. 445
He was Venetian and won his Marquisate as a result of the Fourth Crusade.
Marriage and issue He married ... and had Bartolommeo Venier, fl. between 1252 and 1275, who married ... and had Marco Venier, Lord of Cerigo.
References
External links Ancestry of Sultana Nur-Banu (Cecilia Venier-Baffo)