John of Ibelin may refer to:
John of Ibelin, Old Lord of Beirut (1179–1236), constable of Jerusalem, regent of the kingdoms of Jerusalem and Cyprus, opponent of Frederick II, Holy Roman Emperor John II of Beirut (died 1264), grandson of the "Old Lord of Beirut" John of Arsuf (c. 1211–1258), constable of Jerusalem John of Ibelin (jurist) (1215–1266), count of Jaffa and Ascalon, bailli of Cyprus, and author of the Assizes of the Haute Cour of Jerusalem John of Ibelin (1277–1309), Lord of Arsuf, grandson of John of Arsuf