Date | From | To |
6 Jan | | | Brothers of St. Patrick
| Decretum Laudis |
25 Feb | | | Congregation of the Priests of the Sacred Heart
| Decretum Laudis |
10 Mar | | | Congregation of the Resurrection of Our Lord Jesus Christ
| Approbation |
20 Mar | Vicariate Apostolic of Southern Japan
| Territory Lost | Vicariate Apostolic of Central Japan
| Erected |
1 May | Eparchy of Mardin (Syrian), Turkey
| United | Eparchy of Mardin ed Amida (Syrian), Turkey
| United |
4 May | Diocese of Saint Paul, Minnesota, USA
| Elevated | Archdiocese of Saint Paul, Minnesota, USA
| Elevated |
4 May | Vicariate Apostolic of Galla, Ethiopia
| Territory Lost | Vicariate Apostolic of Aden, Yemen
| Erected |
11 May | Mission "Sui Iuris" of Belgian Congo {Congo Belga} o Indipendente, Congo (Dem. Rep.)
| Elevated | Vicariate Apostolic of Belgian Congo {Congo Belga} o Indipendente, Congo (Dem. Rep.)
| Elevated |
10 Jun | Vicariate Apostolic of Giamaica o Jamaica, Antilles
| Territory Lost | Prefecture Apostolic of British Honduras, Belize
| Erected |
3 Aug | Diocese of Hobart, Australia
| Elevated | Archdiocese of Hobart, Australia
| Elevated |
10 Aug | Diocese of Victoria, Australia
| Name Changed | Diocese of Victoria-Palmerston, Australia
| Name Changed |
10 Aug | Vicariate Apostolic of Malacca-Singapore
| Elevated | Diocese of Malacca, Singapore
| Elevated |
7 Sep | Diocese of Basel, Switzerland
| Name Changed | Diocese of Basel e Lugano, Switzerland
| Name Changed |
21 Sep | | | Barmherzige Brüder von Montabaur
| Decretum Laudis |
21 Sep | | | Frères de la Charité de Gand
| Decretum Laudis |
25 Dec | | | Territorial Abbey of Shën Llezhri i Oroshit (Orosh), Albania
| Erected |