Born to the Spanish nobility. Nephew of Saint Eugene of Toledo. Studied at Seville, Spain under Saint Isidore of Seville. Monk at Agli (Agalia) on the River Tagus near Toledo, Spain while still a young man. Abbot at Agli. Attended the Council of Toledo in 653 and 655. Archbishop of Toledo in 657. Responsible for the unification of the Spanish liturgy. Noted writer, especially on Our Lady; only four of his works have survived. Reported to have received an apparition of the Virgin Mary during which she presented him with a chalice.
- 667 of natural causes
- Book of Saints, by the Monks of Ramsgate
- Catholic Online
- Lives of the Saints, by Father Alban Butler
- National Gallery of Art
- Our Sunday Visitor’s Encyclopedia of Saints
- “Saint Ildephonsus“. Saints.SQPN.com. 14 March 2013. Web. 25 May 2013. <>