| Diocese | Type | Date Vacant | Last Bishop | Event |
| Alexandria {Alessandria} (Melkite), Egypt | Archdiocese | 25 Nov 1921 | Etienne Soukkarie † | Died |
| Thessaloniki, Greece | Vicariate Apostolic | 15 Jul 1929 | Alessandro Guidati † | Appointed, Archbishop of Naxos, Andros, Tinos e Mykonos |
| Crete {Candia}, Greece | Diocese | 5 May 1935 | Lorenzo Giacomo Inglese, O.F.M. Cap. † | Appointed, Bishop of Anglona-Tursi |
| Lviv (Armenian), Ukraine | Archeparchy | 5 Dec 1938 | Giuseppe Teodorowicz † | Died |
| Chios (Scio), Greece | Diocese | 1 Jul 1939 | Nikolaos Charikiopoulos (Harikoupoulos) † | Died |
| Pinsk, Belarus | Diocese | 6 May 1946 | Kazimierz Bukraba † | Died |
| Derna, Libya | Vicariate Apostolic | 21 Jun 1948 | Giovanni Lucato, S.D.B. † | Appointed, Bishop of Isernia e Venafro |
| Istanbul (Byzantine), Turkey | Apostolic Exarchate | 28 Jan 1957 | Dionisio Leonida Varouhas † | Died |
| West Indies, Spain | Archdiocese | 31 Jul 1963 | Leopoldo Eijo y Garay † | Died, Bishop of Madrid |
| Misurata, Libya | Prefecture Apostolic | 26 Jun 1969 | Guido Attilio Previtali, O.F.M. † | Appointed, Titular Bishop of Sozusa in Libya |
| Rhodos {Rhodes}, Greece | Archdiocese | 10 Mar 1970 | Florido Ambrogio Acciari, O.F.M. † | Died |
| Luang Prabang, Laos | Vicariate Apostolic | 29 Nov 1975 | Alessandro Staccioli, O.M.I. | Appointed, Auxiliary Bishop of Siena |
| Viêt Nam | Delegation | 19 Dec 1975 | Henri Lemaître † | Appointed, Apostolic Pro-Nuncio to Uganda |
| Mogadiscio, Somalia | Diocese | 9 Jul 1989 | Pietro Salvatore Colombo, O.F.M. † | Died |
| Kamichlié (Armenian), Syria | Eparchy | 10 Apr 1992 | Joseph Arnaouti, I.C.P.B. | Resigned |
| Netherlands, Military | Military Ordinariate | 13 Mar 1993 | Ronald Philippe Bär, O.S.B. | Resigned |
| Nuestra Señora del Paraíso en México (Melkite) | Eparchy | 7 Jun 1994 | Boutros (Pierre) Raï, B.A. † | Died |
| Aqra {Akra} (Chaldean), Iraq | Diocese | 25 Jul 1998 | Abdul-Ahad Rabban, O.A.O.C. † | Died |
| Greece, Faithful of Eastern Rite (Armenian) | Ordinariate | 27 Sep 2000 | Nechan Karakéhéyan, I.C.P.B. | Appointed, Bishop of Ispahan {Esfáan) (Armenian) |
| Yarmouth, Nova Scotia, Canada | Diocese | 9 Nov 2001 | James Matthew Wingle | Appointed, Bishop of Saint Catharines, Ontario |
| Mukacheve (Ruthenian), Ukraine | Eparchy | 12 Nov 2002 | Ivan Semedi † | Retired |
| Arbil {Erbil} (Chaldean), Iraq | Archeparchy | 8 Jan 2005 | Yacoub Denha Scher † | Died |
| Diarbekir (Amida) (Chaldean), Turkey | Archeparchy | 16 Jan 2005 | Paul Karatas † | Died |
| Ispahan {Esfáan) (Armenian), Iran | Eparchy | 2 Apr 2005 | Nechan Karakéhéyan, I.C.P.B. | Appointed, Archbishop (Personal Title) of Eastern Europe {Europa Orientale} (Armenian) |
| Bridgetown, Barbados, Antilles | Diocese | 31 May 2005 | Malcolm Patrick Galt, C.S.Sp. | Retired |
| Ebebiyin, Equatorial Guinea | Diocese | 27 Aug 2006 | Alfred Maria Oburu Asue, C.M.F. † | Died |
| Bassorah {Basra} (Chaldean), Iraq | Archeparchy | 21 Oct 2006 | Djibrail Kassab | Appointed, Archbishop (Personal Title) of Saint Thomas the Apostle of Sydney (Chaldean) |
| Argentina, Military | Military Ordinariate | 15 May 2007 | Antonio Juan Baseotto, C.SS.R. | Retired |
| Kingstown, Saint Vincent and Grenadines, Antilles | Diocese | 19 Jul 2007 | Robert Rivas, O.P. | Appointed, Coadjutor Archbishop of Castries, Saint Lucia |
| Buchach {Bučač} (Ukrainian), Ukraine | Eparchy | 28 Jul 2007 | Irynej Bilyk, O.S.B.M. | Resigned |
| Ruhengeri, Rwanda | Diocese | 28 Aug 2007 | Kizito Bahujimihigo | Appointed, Bishop of Kibungo |
| Saint John’s-Basseterre, Virgin Islands (British), Antilles | Diocese | 12 Oct 2007 | Donald James Reece | Appointed, Coadjutor Archbishop of Kingston in Jamaica |
| Miskolc (Byzantine), Hungary | Apostolic Exarchate | 10 Nov 2007 | Szilárd Keresztes | Retired |
| Warri, Nigeria | Diocese | 24 Dec 2007 | Richard Anthony Burke, S.P.S. | Appointed, Archbishop of Benin City |
| Kimbe, Papua New Guinea | Diocese | 19 Jan 2008 | Alphonse Liguori Chaupa | Resigned |
| Saurimo, Angola | Diocese | 18 Feb 2008 | Eugenio Dal Corso, P.S.D.P. | Appointed, Bishop of Benguela |
| Oita, Japan | Diocese | 19 Mar 2008 | Dominic Ryoji Miyahara | Appointed, Bishop of Fukuoka |
| Basse-Terre (et Pointe-à-Pitre), Guadeloupe, Antilles | Diocese | 15 May 2008 | Ernest Mesmin Lucien Cabo | Retired |
| Uvira, Congo (Dem. Rep.) | Diocese | 31 Jul 2008 | Jean-Pierre Tafunga, S.D.B. | Appointed, Coadjutor Archbishop of Lubumbashi |
| Cape Palmas, Liberia | Diocese | 15 Oct 2008 | Boniface Nyema Dalieh | Retired |
| Owando, Congo | Diocese | 22 Oct 2008 | Ernest Kombo, S.J. † | Died |
| Kole, Congo (Dem. Rep.) | Diocese | 30 Oct 2008 | Stanislas Lukumwena Lumbala, O.F.M. | Resigned |
| Córdoba, Spain | Diocese | 13 Nov 2008 | Juan José Asenjo Pelegrina | Appointed, Coadjutor Archbishop of Sevilla {Seville} |
| Mahagi-Nioka, Congo (Dem. Rep.) | Diocese | 28 Nov 2008 | Marcel Utembi Tapa | Appointed, Archbishop of Kisangani |
| Carúpano, Venezuela | Diocese | 10 Dec 2008 | Manuel Felipe Díaz Sánchez | Appointed, Archbishop of Calabozo |
| Villarrica del Espíritu Santo, Paraguay | Diocese | 27 Dec 2008 | Sebelio Peralta Alvarez | Appointed, Bishop of San Lorenzo |
| Mansa, Zambia | Diocese | 15 Jan 2009 | Andrew Aaron Chisha | Retired |
| Our Lady of Deliverance of Newark (Syrian), USA | Eparchy | 20 Jan 2009 | Ignace Joseph III (Ephrem) Younan | Appointed, Patriarch of Antiochia {Antioch} (Syrian) |
| Celje, Slovenia | Diocese | 31 Jan 2009 | Anton Stres, C.M. | Appointed, Coadjutor Archbishop of Maribor |
| Damongo, Ghana | Diocese | 12 Feb 2009 | Philip Naameh | Appointed, Archbishop of Tamale |
| Western Sahara {Sahara Occiental}, Western Sahara | Prefecture Apostolic | 25 Feb 2009 | Acacio Valbuena Rodríguez, O.M.I. | Retired |
| Jacmel, Haïti | Diocese | 9 Mar 2009 | Guire Poulard | Appointed, Bishop of Les Cayes |
| Kyiv-Vyshhorod (Ukrainian), Ukraine | Apostolic Exarchate | 17 Mar 2009 | Wasyl Ihor Medwit, O.S.B.M. | Appointed, Auxiliary Bishop of Donets’k-Kharkiv (Ukrainian) |
| Valladolid, Spain | Archdiocese | 16 Apr 2009 | Braulio Rodríguez Plaza | Appointed, Archbishop of Toledo |
| Tete, Mozambique | Diocese | 18 Apr 2009 | Paulo Mandlate, S.S.S. | Retired |
| Kasongo, Congo (Dem. Rep.) | Diocese | 21 Apr 2009 | Théophile Kaboy Ruboneka | Appointed, Coadjutor Bishop of Goma |
| Ogdensburg, New York, USA | Diocese | 21 Apr 2009 | Robert Joseph Cunningham | Appointed, Bishop of Syracuse, New York |
| Alife-Caiazzo, Italy | Diocese | 25 Apr 2009 | Pietro Farina | Appointed, Bishop of Caserta |
| Kasama, Zambia | Archdiocese | 30 Apr 2009 | James Mwewa Spaita | Retired |
| Ikot Ekpene, Nigeria | Diocese | 4 May 2009 | Camillus Archibong Etokudoh | Appointed, Bishop of Port Harcourt |
| Galle, Sri Lanka | Diocese | 14 May 2009 | Harold Anthony Perera | Appointed, Bishop of Kurunegala |
| Bossangoa, Central African Republic | Diocese | 16 May 2009 | François-Xavier Yombandje | Resigned |
| Malakal, Sudan | Diocese | 16 May 2009 | Vincent Mojwok Nyiker | Retired |
| Bangui, Central African Republic | Archdiocese | 26 May 2009 | Paulin Pomodimo | Resigned |
| Springfield in Illinois, USA | Diocese | 3 Jun 2009 | George Joseph Lucas | Appointed, Archbishop of Omaha, Nebraska |
| Trondheim, Norway | Territorial Prelature | 8 Jun 2009 | Georg Müller, SS.CC. | Resigned |
| Wilcannia-Forbes, Australia | Diocese | 9 Jun 2009 | Christopher Henry Toohey | Resigned |
| Minas, Uruguay | Diocese | 1 Jul 2009 | Francisco Domingo Barbosa Da Silveira | Resigned |
| Sobral, Ceara, Brazil | Diocese | 1 Jul 2009 | Fernando Antônio Saburido, O.S.B. | Appointed, Archbishop of Olinda e Recife, Pernambuco |
| Tubarão, Santa Catarina, Brazil | Diocese | 1 Jul 2009 | Jacinto Bergmann | Appointed, Bishop of Pelotas, Rio Grande do Sul |
| Beauvais (-Noyon-Senlis), France | Diocese | 8 Jul 2009 | Jean-Paul André Denis Marcel James | Appointed, Bishop of Nantes |
| Gbarnga, Liberia | Diocese | 11 Jul 2009 | Lewis Zeigler | Appointed, Coadjutor Archbishop of Monrovia |
| Teruel y Albarracín, Spain | Diocese | 18 Jul 2009 | José Manuel Lorca Planes | Appointed, Bishop of Cartagena (en España) |
| Kalibo, Philippines | Diocese | 21 Jul 2009 | Jose Romeo Orquejo Lazo | Appointed, Bishop of San Jose de Antique |
| Coari, Amazonas, Brazil | Territorial Prelature | 22 Jul 2009 | Joércio Gonçalves Pereira, C.SS.R. | Resigned |
| Mindelo, Cape Verde | Diocese | 22 Jul 2009 | Arlindo Gomes Furtado | Appointed, Bishop of Santiago de Cabo Verde |
| Angola | Nunciature | 23 Jul 2009 | Giovanni Angelo Becciu | Appointed, Apostolic Nuncio to Cuba |
| Semarang, Indonesia | Archdiocese | 25 Jul 2009 | Ignatius Suharyo Hardjoatmodjo | Appointed, Coadjutor Archbishop of Jakarta |
| Ngong, Kenya | Diocese | 1 Aug 2009 | Cornelius Schilder, M.H.M. | Resigned |
| Eluru, India | Diocese | 16 Aug 2009 | John Mulagada † | Died |
| Daegu {Taegu}, Korea (South) | Archdiocese | 17 Aug 2009 | John Choi Young-su † | Resigned |
| Arua, Uganda | Diocese | 19 Aug 2009 | Frederick Drandua | Resigned |
| Mwanza, Tanzania | Archdiocese | 19 Aug 2009 | Anthony Peter Mayalla † | Died |
| Nueva Pamplona, Colombia | Archdiocese | 29 Aug 2009 | Gustavo Martínez Frías † | Died |
| Scranton, Pennsylvania, USA | Diocese | 31 Aug 2009 | Joseph Francis Martino | Resigned |
| Balanga, Philippines | Diocese | 8 Sep 2009 | Socrates Buenaventura Villegas | Appointed, Archbishop of Lingayen-Dagupan |
| Paranavaí, Parana, Brazil | Diocese | 16 Sep 2009 | Sérgio Aparecido Colombo | Appointed, Bishop of Bragança Paulista, Sao Paulo |
| Mitú, Colombia | Vicariate Apostolic | 17 Sep 2009 | José Gustavo Angel Ramírez, M.X.Y. | Retired |
| Atlacomulco, México, México | Diocese | 29 Sep 2009 | Constancio Miranda Wechmann | Appointed, Archbishop of Chihuahua, Chihuahua |
| Masbate, Philippines | Diocese | 1 Oct 2009 | Joel Zamudio Baylon | Appointed, Bishop of Legazpi |
| Gurué, Mozambique | Diocese | 9 Oct 2009 | Manuel Chuanguira Machado | Resigned |
| Malindi, Kenya | Diocese | 9 Oct 2009 | Francis Baldacchino, O.F.M. Cap. † | Died |
| Cape Coast, Ghana | Archdiocese | 24 Oct 2009 | Peter Kodwo Appiah Turkson | Appointed, President of the Pontifical Council for Justice and Peace |
| Celaya, Guanajuato, México | Diocese | 25 Oct 2009 | Lázaro Pérez Jiménez † | Died |
| Verapoly, India | Archdiocese | 26 Oct 2009 | Daniel Acharuparambil, O.C.D. † | Died |
| Kohima, India | Diocese | 30 Oct 2009 | Jose Mukala | Resigned |
| Palmira, Colombia | Diocese | 6 Nov 2009 | Abraham Escudero Montoya † | Died |
| Nashik, India | Diocese | 10 Nov 2009 | Felix Anthony Machado | Appointed, Archbishop (Personal Title) of Vasai |
| Ihosy, Madagascar | Diocese | 13 Nov 2009 | Philippe Ranaivomanana | Appointed, Bishop of Antsirabé |
| Solwezi, Zambia | Diocese | 13 Nov 2009 | Alick Banda | Appointed, Coadjutor Bishop of Ndola |
| Harrisburg, Pennsylvania, USA | Diocese | 14 Nov 2009 | Kevin Carl Rhoades | Appointed, Bishop of Fort Wayne-South Bend, Indiana |
| La Crosse, Wisconsin, USA | Diocese | 14 Nov 2009 | Jerome Edward Listecki | Appointed, Archbishop of Milwaukee, Wisconsin |
| Queenstown, South Africa | Diocese | 16 Nov 2009 | Herbert Nikolaus Lenhof, S.A.C. | Resigned |
| Sapporo, Japan | Diocese | 17 Nov 2009 | Peter Toshio Jinushi | Retired |
| Huesca, Spain | Diocese | 21 Nov 2009 | Jesús Sanz Montes, O.F.M. | Appointed, Archbishop of Oviedo |
| Jaca, Spain | Diocese | 21 Nov 2009 | Jesús Sanz Montes, O.F.M. | Appointed, Archbishop of Oviedo |
| Palencia, Spain | Diocese | 21 Nov 2009 | José Ignacio Munilla Aguirre | Appointed, Bishop of San Sebastián |
| Tibú, Colombia | Diocese | 2 Dec 2009 | Camilo Fernando Castrellón Pizano, S.D.B. | Appointed, Bishop of Barrancabermeja |
| United Arab Emirates | Nunciature | 2 Dec 2009 | Paul-Mounged El-Hachem | Retired |
| Yemen | Nunciature | 2 Dec 2009 | Paul-Mounged El-Hachem | Retired |
| Bafoussam, Cameroon | Diocese | 3 Dec 2009 | Joseph Atanga, S.J. | Appointed, Archbishop of Bertoua |
| Southwark, England, Great Britain | Archdiocese | 4 Dec 2009 | Kevin John Patrick McDonald | Resigned |
| India | Nunciature | 10 Dec 2009 | Pedro López Quintana | Appointed, Apostolic Nuncio to Canada |
| Nepal | Nunciature | 10 Dec 2009 | Pedro López Quintana | Appointed, Apostolic Nuncio to Canada |
| Kimberley, South Africa | Diocese | 15 Dec 2009 | Erwin Hecht, O.M.I. | Retired |
| South Africa, Military | Military Ordinariate | 15 Dec 2009 | Paul Mandla Khumalo, C.M.M. | Resigned |
| Pretoria, South Africa | Archdiocese | 15 Dec 2009 | Paul Mandla Khumalo, C.M.M. | Resigned |
| Limerick, Ireland | Diocese | 17 Dec 2009 | Donal Brendan Murray | Resigned |
| Kroonstad, South Africa | Diocese | 18 Dec 2009 | Stephen Brislin | Appointed, Archbishop of Cape Town {Kaapstad} |
| Navrongo-Bolgatanga, Ghana | Diocese | 23 Dec 2009 | Lucas Abadamloora † | Died |
| Palmas, Tocatins, Brazil | Archdiocese | 30 Dec 2009 | Alberto Taveira Corrêa | Appointed, Archbishop of Belém do Pará, Para |
| Umuarama, Parana, Brazil | Diocese | 30 Dec 2009 | Vicente Costa | Appointed, Bishop of Jundiaí, Sao Paulo |
| Le Caire {Cairo} (Chaldean), Egypt | Eparchy | 31 Dec 2009 | Youssef Ibrahim Sarraf † | Died |
| Eastern Europe {Europa Orientale} (Armenian), Armenia | Ordinariate | 6 Jan 2010 | Nechan Karakéhéyan, I.C.P.B. | Retired |
| Yola, Nigeria | Diocese | 9 Jan 2010 | Christopher Shaman Abba † | Died |
| Port-au-Prince, Haïti | Archdiocese | 12 Jan 2010 | Joseph Serge Miot † | Died |
| Namur {Namen}, Belgium | Diocese | 18 Jan 2010 | André-Joseph (Mutien) Léonard | Appointed, Archbishop of Mechelen-Brussel {Malines-Brussels} |
| Bauchi, Nigeria | Diocese | 20 Jan 2010 | John Francis Moore, S.M.A. † | Died |
| Zadar (Zara), Croatia | Archdiocese | 25 Jan 2010 | Ivan Prendja † | Died |
| Cesena-Sarsina, Italy | Diocese | 27 Jan 2010 | Antonio Lanfranchi | Appointed, Archbishop of Modena-Nonantola |
| Orense, Spain | Diocese | 28 Jan 2010 | Luis Quinteiro Fiuza | Appointed, Bishop of Tui-Vigo |
| Kibungo, Rwanda | Diocese | 29 Jan 2010 | Kizito Bahujimihigo | Resigned |
| Arauca, Colombia | Diocese | 2 Feb 2010 | Carlos Germán Mesa Ruiz | Appointed, Bishop of Socorro y San Gil |
| San José del Guaviare, Colombia | Diocese | 2 Feb 2010 | Guillermo Orozco Montoya | Appointed, Bishop of Girardota |
| Comoros | Delegation | 2 Feb 2010 | Augustine Kasujja | Appointed, Apostolic Nuncio to Nigeria |
| Madagascar | Nunciature | 2 Feb 2010 | Augustine Kasujja | Appointed, Apostolic Nuncio to Nigeria |
| Mauritius | Nunciature | 2 Feb 2010 | Augustine Kasujja | Appointed, Apostolic Nuncio to Nigeria |
| Seychelles | Nunciature | 2 Feb 2010 | Augustine Kasujja | Appointed, Apostolic Nuncio to Nigeria |