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Diocese of Saint-Jean–Longueuil
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Published by Catholic Social Ventures · compiled from public diocesan records · exported …
The Diocese of Saint-Jean-Longueuil is a Latin rite see south of Montreal, erected in 1933 as the Diocese of Saint-Jean-de-Quebec and renamed in 1982. Bishop Claude Hamelin leads it, with Martin Laliberte serving as coadjutor bishop since 2026.
- Bishop
- Claude Hamelin
- Latin name
- Sancti Ioannis-Longolien(sis)
- Established
- 1933
- Cathedral
- Cathedral of Saint-Jean-l'Evangeliste
- Co-cathedral
- Co-Cathedral of Saint-Antoine-de-Padoue, Longueuil
- Patron
- John the Evangelist
- Rank
- Suffragan Diocese
- Rite
- Latin
- Province
- Montreal (Archdiocese of Montreal)
- Catholics
- 634,425
- Chancery
- Centre diocésain, 740 Chemin du Coteau-Rouge, Longueuil, QC j4j 1z3, Canada
- Telephone
- Tel. [450]679-1100
- [email protected]
Contact as printed in the Annuario Pontificio.
Neighbouring dioceses
Parishes near the see
- La Bienheureuse-Marie-Rose-Durocher · Ville de LeMoyne <1 km
- Soeurs des Saints Noms de Jésus et de Marie · Longueuil 4 km
- La Visitation · Longueuil 4 km
- Le Bon Pasteur · Longueuil 4 km
- Saint-Antoine-De-Padoue · Longueuil 4 km
- Saint Clare · Longueuil 4 km
Official diocesan website →Cathedral →Wikipedia →Map →Linked data →
Sources: wikidata-p488 · Annuario code 001002814 · ontology v0.3.2 · updated 2026-06-08