The Ezzelini were a noble family in medieval Italy. The family was founded by Ecelo (Ezzelo), who received the fiefs of Romano d'Ezzelino and Onara

• Ezzelino I da Romano (died 1189), called il Balbo
  • Ezzelino II da Romano (died 1235), called il Monaco, son of Ezzelino I
    • Ezzelino III da Romano (1194–1259), called il Tiranno, son of Ezzelino II
    • Alberico da Romano (1196–1260), son of Ezzelino II
    • Cunizza da Romano (born c. 1198), daughter of Ezzelino II