Born to the nobility, the son of Count Thierry of Toulouse. Career soldier. Member of the court of Blessed Charlemagne. Duke of Aquitaine. Led forces against the Saracens in southern France. In retirement he built a monastery at Gellone, France, and became a Benedictine monk there; the house was later named Saint-Guilhem-du-Desert in his honour. His reputation for chivalry, bravery and piety led to medieval romances being written about him.
- 812 of natural causes
- “Saint William of Gellone“. Saints.SQPN.com. 13 April 2014. Web. 19 April 2014. <>