Ivrea | Arduin of Ivrea | Berengar II of Italy | Adalbert I of Ivrea | March of Ivrea | Guy of Ivrea | Berengar of Berga | Berengar II of Neustria | Berengar | Anscar I of Ivrea | Albiano d'Ivrea |
Originally a county, it was elevated to a margravate of the Holy Roman Empire under Count Aleramo in 961, following the transition of power in Northern Italy from Berengar of Ivrea to Otto I of Germany.