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Suffragan diocese Constantine–Hippo Regius, Algeria

Diocese of Constantine–Hippo Regius

Constantinian(us)

The Diocese of Constantine-Hippo Regius is a Latin Church diocese in northeastern Algeria, established on July 25, 1866 and suffragan to the Archdiocese of Algiers. Pope Leo XIV appointed Michel Guillaud as bishop on July 11, 2025.

On the map

Esri
Constantine–Hippo Regius, Algeria, drawn to the town rather than to the door: the register holds no verified address for its cathedral.

Every see on one map: browse the dioceses. Churches with recorded hours: find Mass times.

Established
1866
Catholics
650
Priests
4
Territory
110,522 km²

Parishes and churches

9 listed churches in our records. Open a parish for Mass times, confession, directions and sources where recorded.

This is our recorded coverage, not an official diocesan parish count. Confirm service times with the parish before travelling.

The bishop

Bishop
Michel Guillaud
Born
24 June 1961
Birthplace
Villeurbanne

Explore the ministry of the bishop.

The cathedral

Basilica of Saint Augustine, Annaba stands in Constantine–Hippo Regius, the church that holds the cathedra from which this see takes its name.

On what a cathedral is, see the cathedral; every see church on earth is gathered at the cathedrals.

History

Within Algeria's ecclesiastical province of Algiers sits the Diocese of Constantine (-Hippone) (Latin: Dioecesis Constantinianus (-Hipponensis Regiorum); French: Diocèse de Constantine et Hippone), a Roman Catholic diocese.