John of Ibelin, the Old Lord of Beirut (1177-1236) (1177–1236) Parents Maria Komnene Balian of Ibelin Children Balian of Beirut Guy of Ibelin, constable of Cyprus Isabel of Ibelin Hugh of Ibelin John of Arsuf Baldwin of Ibelin, Seneschal of Cyprus Raoul of Ibelin Siblings Isabella I of Jerusalem Marguerite of Ibelin Helvis of Ibelin Philip of Ibelin Partners Melisende of Arsuf Helvis of Nephin