Joined the Augustinian Hermits as a young man. Initially a student of the natual sciences and philosophy, as he grew older he became more and more drawn to religious matters, theology and Bible scholarship. Priest. Though he preferred solitude, prayer and study, and always avoided positions of authority, his preaching, writing and spiritual guidance led many to live more faithful and Christian lives.
- 2 February 1348 in Florence, Tuscany, Italy during a plague epidemic
- relics enshrined in the church of Saint Augustine in Cascia, Italy
- relics enshrined in the crypt chapel in the Basilica of Saint Rita in Casia
- “Blessed Simon of Cassia Fidati“. CatholicSaints.Info. 1 February 2017. Web. 26 April 2017. <>