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Diocese of Santa Maria di Grottaferrata
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Published by Catholic Social Ventures · compiled from public diocesan records · exported …
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Byzantine (Italo-Albanian) rite territorial abbey near Rome, founded in 1004 by Saint Nilus of Rossano and immediately subject to the Holy See (not Latin rite as commonly listed). After a long vacancy, Manuel Nin Güell, O.S.B., was appointed in January 2026 to oversee it.
- Apostolic Administrator
- Manuel Nin Güell
- Latin name
- B. Mariae Cryptaeferratae
- Erected
- 26 September 1937 (origins 1004)
- Cathedral
- Abbey Church of Santa Maria di Grottaferrata (Abbazia di San Nilo)
- Patron
- Saint Nilus of Rossano
- Rank
- Abbazia Territoriale Immediatamente Soggetta Alla S.s.
- Rite
- Latin
- Province
- Immediately subject to the Holy See
- Catholics
- 9
- Chancery
- Monastero Esarchico di Santa Maria, Corso del Popolo 128, 00046 Grottaferrata [Roma], Italia
- Telephone
- Tel. 06.94.59.309; fax 06.94.56.734
- [email protected]
Contact as printed in the Annuario Pontificio.
Neighbouring dioceses
Parishes near the see
- San Nilo · Grottaferrata <1 km
Official diocesan website →Cathedral →Wikipedia →Map →Linked data →
Sources: official site + Wikipedia (it) + Silere Non Possum · Annuario code 001000305 · ontology v0.3.2 · updated 2026-06-08