[1] He was educated at the Collège de Le Mans in Paris, becoming a doctor of both laws.
[2] After completing his education, he became a secretary of Cardinal Philippe de Luxembourg.
[11] He also became a datary attached to the legation to the Kingdom of France, continuing to hold this post even after promotion to the episcopate.
[15] At the request of Francis I of France, Pope Paul III created him a cardinal priest in the consistory of 22 December 1536.
[16] He received the red hat the next day and the titular church of San Matteo in Via Merulana on 15 January 1537.