Civil and canon lawyer. Premonstratensian monk. Canon of the Joyenval monastery in the area of Ile-de-France. Abbot of his house in 1441; he served for over 30 years. Norbertine visitor for areas of Austria, Hungary, and the German areas of Swabia and Bavaria which required him to inspect all monasteries and insure adherence to the Order‘s rule. The Joyenval house was destroyed by English and Burgundian; Jean obtained permission to take his monks and the surviving relics of the saints on travels through France to beg alms.
- 1472 of natural causes
- Book of Saints, by the Monks of Ramsgate
- Den katolske kirke
- Our Sunday Visitor’s Encyclopedia of Saints
- “Blessed Jean of Hainaut“. CatholicSaints.Info. 25 December 2013. Web. 27 April 2017. <>