Born to the French nobility, he renounced the worldly life and property to become a Cistercian monk. Abbot of Vaux-de-Cernay monastery in Yvelines, France, a house with 200 monks, in 1235. Known as the humblest of the brothers.
- 1247 of natural causes
- “Saint Thibaud de Marly“. CatholicSaints.Info. 8 July 2016. Web. 17 January 2017. <>