This is a list of the Patriarchs of Grado (north-eastern Italy). The patriarchate came into being when the schismatic Patriarch of Aquileia, Paulinus (557–569), moved to Grado in the mid 6th century. But in its reunion with Rome in 606, a rival office was set up in Old-Aquileia. Initially, the patriarchs in Grado claimed the title of Patriarch of Aquileia but in the early 700s it was officially changed to Patriarch of Grado. Old-Aquileia later entered communion with Rome but was able to keep its independence and title from Grado. Throughout their history, the patriarchs of Grado, with the support of Venice, fought military, politically, and ecclesiastically the patriarchs of Aquileia, who were supported by the Lombards, then the Carolingians and the Holy Roman Emperors. The dispute between