Denis Jachiet

Denis Jachiet (born 21 April 1962) is a French prelate of the Catholic Church who has been bishop of Belfort-Montbéliard since 2021. He served as an auxiliary bishop of Paris from 2016 to 2021.

Biography Denis Jachiet was born in Paris on 21 April 1962.

He served as vicar of the parish of Notre-Dame-de-Grace de Passy and chaplain of the college and high school of Saint-Jean de Passy from 1997 to 2000; formator of the Seminary of Paris and teacher at the cathedral school from 2000 to 2014; head of the Maison Saint-Roch of the Seminary of Paris from 2000 to 2010; delegate for priestly and religious vocations from 2002 to 2009; member of the Priests Council from 2005 to 2016; director of the Maison Saint-Augustin at the Seminary of Paris from 2009 to 2010; parish priest of Saint-Séverin and Saint-Nicolas and head of the Maison Saint-Séverin of the Seminary of Paris from 2010 to 2014; diocesan chaplain of the Scouts unitaires de France for 2013/2014; and vicar general and titular canon of the Cathedral of Paris from 2014 to 2016. He received his episcopal ordination on 9 September. He was installed there on 14 November.

He served as apostolic administrator of the Diocese of Saint-Dié from September 2022 to February 2023.