He belonged to the noble Cypriot house of Ibelin, closely linked by intermarriage with the kings of Cyprus.
His mother, Margaret of Ibelin, continued to hold the title Lady of Arsuf after her husband's death.
In the second half of the fourteenth century the fortunes of the house of Ibelin were in decline, as the once-powerful family became extinct.
[1] Instead of receiving a prebend, the normal path for a younger son of a high aristocratic family to join the church and enjoy the comfortable life of an ecclesiastical nobleman, Guy chose to join the austere dominican order, perhaps in the same monastery in Nicosia where he was later laid to rest.
[3] A detailed inventory of his belongings survives him; although his main residence, in addition to his three rural estates,[4] was not furnished in an opulent manner,[5] – Turkish carpets and cushions typical of the Latin orient replacing courtly tapestries – he still indulged in hunting, the favourite pastime of the nobility, having three falconers in his service, a modest number for the time.