In 1202, he was at Lyon preparing to leave on crusade when he issued a charter in favour of his father's monastery.
[3] According to Geoffrey of Villehardouin, he and Bishop Walter of Autun did not travel with the main army, but took ship at Marseille direct for the Holy Land.
[5] According to the Chronicle of Ernoul, he died shortly after his arrival in Acre in 1203.
In 1215, his brother, Archbishop Renaud of Lyon, donated money for an annual celebration on the anniversary of Guigues's death at the hospital of Montbrison, a family foundation.
[6] Guigues's first wife was Asiurra, with whom he had a daughter, name unknown, who married William the Old, lord of Baffie.