Diocese of Groningen–Leeuwarden

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The Diocese of Groningen-Leeuwarden is a Latin Church diocese covering the northern Dutch provinces of Groningen, Friesland and Drenthe, restored in 1955 and renamed in 2005. A suffragan of the Archdiocese of Utrecht, its cathedral is St. Joseph Cathedral in Groningen, with Bishop Ronald Cornelissen appointed in 2025.

Bishop
Ronald Cornelissen
Latin name
Groningen(sis)-Leovardien(sis)
Erected
12 May 1559 (origins 1955)
Cathedral
St. Joseph Cathedral
Patron
Saint Boniface
Rank
Suffragan Diocese
Rite
Latin
Province
Utrecht (Archdiocese of Utrecht)
Catholics
102,150
Chancery
Bisdom, Ubbo Emmiussingel 79, 9711 bg Groningen, Nederland
Telephone
Tel. [050]406.58.88

Contact as printed in the Annuario Pontificio.

Parishes near the see

Sources: wikidata-p488 · Annuario code 001001528 · ontology v0.3.2 · updated 2026-06-08

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