He was the son of a nun; his mother entered religion after she was widowed and her children had completed their curriculums.

He was responsible for the continuous training of new priests in the diocese, and was in charge of building connections with the economic and professional sectors in the Plaine-Saint-Denis.

In 2003, he was appointed priest of the Basilica of Saint-Denis,[5] and of the parishes around the city, and was named member of the Presbyterial Council.

[6] From 1994 to 1997, he served as editor in chief of La Maison-Dieu, a pastoral and liturgical magazine of the Dominican Order, for which he kept writing articles occasionally until 2002[7] Appointed Bishop of Saint-Étienne on 28 June 2006, he was consecrated on 9 September of the same year by Cardinal Philippe Barbarin.

[8] The new bells of the restored carillon of Rouen Cathedral, cast by Paccard, were christened on 3 April 2016 by Monseigneur Lebrun.