Born in 1956 in Neuilly-sur-Seine, Antoine Hérouard studied at the French seminary in Rome and at the Pontifical Gregorian University. Ordained a priest in Paris in 1985, he held various posts in parishes and as a teacher. He was then general secretary of the French Bishops Conference from 2005 to 2013. In 2014, he became rector of the French seminary in Rome. In April 2017, he was ordained auxiliary Bishop of Lille in the Notre-Dame de la Treille cathedral.
Mgr Hérouard is a Member of COMECE since November 2017.