Date | Age | Event | Bishop | Title | Current Title |
1 Oct | 53.4 | Appointed | Domenico Enrici † | Apostolic Delegate to Australia, New Zealand and Oceania | Official Emeritus of the Secretariat of State |
| Born | Charles Michael Hammawa | | Bishop of Jalingo, Nigeria |
3 Oct | 32.1 | Ordained Priest | Joseph Powathil † | Priest of Changanacherry (Syro-Malabar), India | Archbishop Emeritus |
4 Oct |
| Born | Roberto Orendain Gaa | | Bishop of Novaliches, Philippines |
82.4 | Died | Ernest Louis Joye, O.F.M. Cap. † | Bishop Emeritus of Port Victoria o Seychelles |
50.5 | Appointed | Costantino Trapani, O.F.M. † | Bishop of Nicosia, Italy | Bishop Emeritus of Mazara del Vallo, Italy |
7 Oct | 42.4 | Ordained Bishop | Eric Benjamin Moktan † | Bishop of Darjeeling, India |
40.8 | Ordained Bishop | André Charles Collini † | Titular Bishop of Zephyrium | Archbishop Emeritus of Toulouse (-Narbonne-Saint Bertrand de Comminges-Rieux), France |
59.3 | Ordained Bishop | Augustinus Frotz † | Titular Bishop of Corada | Auxiliary Bishop Emeritus of Köln {Cologne}, Germany |
26.2 | Ordained Priest | Kurt Krenn † | Priest of Linz, Austria | Bishop Emeritus of Sankt Pölten, Austria |
57.1 | Ordained Bishop | Sinforiano Lucas Rojo, O.M.I. † | Titular Bishop of Boreum | Vicar Apostolic Emeritus of Pilcomayo, Paraguay |
52.3 | Ordained Bishop | Gino Paro † | Titular Bishop of Diocaesarea in Isauria | Apostolic Nuncio |
84.5 | Ordained Bishop | Pio Paschini † | Titular Bishop of Eudoxias | President of the Pontifical Committee for Historical Sciences |
34.4 | Ordained Priest | Francis Keiichi Sato, O.F.M. † | Priest of Order of Friars Minor | Bishop Emeritus of Niigata, Japan |
46.6 | Ordained Bishop | Leo Tigga, S.J. † | Bishop of Dumka, India | Bishop of Raiganj, India |
22.4 | Ordained Priest | Paolo Urso | Priest of Acireale, Italy | Bishop Emeritus of Ragusa, Italy |
10 Oct |
| Born | Aurelio Pesoa Ribera, O.F.M. | | Vicar Apostolic of El Beni o Beni, Bolivia |
11 Oct |
| Born | Michel Proulx, O. Praem. | | Bishop of Bathurst in Canada, New Brunswick |
12 Oct |
| Born | Martín Lasarte Topolansky, S.D.B. | | Bishop of Lwena, Angola |
| Born | Corrado Lorefice | | Archbishop of Palermo, Italy |
13 Oct | 47.7 | Appointed | Salvatore Asta † | Titular Archbishop of Aureliopolis in Lydia | Apostolic Nuncio |
47.7 | Appointed | Salvatore Asta † | Apostolic Delegate to Indochina | Apostolic Nuncio |
51.0 | Appointed | Mario Cagna † | Titular Archbishop of Heraclea in Europa | Apostolic Nuncio |
51.0 | Appointed | Mario Cagna † | Apostolic Internuncio to Japan | Apostolic Nuncio |
51.0 | Appointed | Vito Roberti † | Titular Archbishop of Constantia in Scythia | Bishop Emeritus of Caserta, Italy |
51.0 | Appointed | Vito Roberti † | Apostolic Delegate to Belgian Congo | Bishop Emeritus of Caserta, Italy |
51.0 | Appointed | Vito Roberti † | Apostolic Delegate to Rwanda | Bishop Emeritus of Caserta, Italy |
14 Oct | 45.7 | Ordained Bishop | Thomas Kuba Thowa † | Bishop of Mahagi, Congo (Dem. Rep.) | Bishop Emeritus of Mahagi-Nioka, Congo (Dem. Rep.) |
16 Oct | 76.1 | Died | Joseph Aloysius Burke † | Bishop of Buffalo, New York, USA |
44.8 | Appointed | Tomás Guilherme (Thomas William) Murphy, C.Ss.R. † | Bishop of Juazeiro, Bahia, Brazil | Bishop Emeritus |
17 Oct |
| Born | Paul Horan, O. Carm. | | Bishop of Mutare, Zimbabwe |
18 Oct |
| Born | Víctor Manuel Ochoa Cadavid | | Bishop of Colombia, Military |
| Born | Lucas Jeimphaung Dau Ze, S.D.B. | | Bishop of Lashio, Myanmar |
19 Oct |
| Born | James Mark Beckman | | Bishop of Knoxville, Tennessee, USA |
| Born | Javier Gerardo Román Arias | | Bishop of Limón, Costa Rica |
21 Oct | 53.6 | Appointed | Michele Alberto Arduino, S.D.B. † | Bishop of Gerace-Locri (-Santa Maria di Polsi), Italy |
76.8 | Died | Edoardo Facchini † | Bishop of Alatri, Italy |
63.2 | Died | Charles-Omer Garant † | Auxiliary Bishop of Québec, Canada |
22 Oct | 85.1 | Died | Domenico Bernareggi † | Auxiliary Bishop of Milano {Milan}, Italy |
23 Oct |
| Born | Raúl Biord Castillo, S.D.B. | | Archbishop of Caracas, Santiago de Venezuela |
76.0 | Appointed | René-Jean-Baptiste-Germain Feuga, M.E.P. † | Titular Bishop of Furnos Maior | Bishop Emeritus of Mysore, India |
76.0 | Retired | René-Jean-Baptiste-Germain Feuga, M.E.P. † | Bishop of Mysore, India | Bishop Emeritus |
| Born | Mylo Hubert Claudio Vergara | | Bishop of Pasig, Philippines |
24 Oct | 83.4 | Died | Aston Ignatius (Sebastian Joseph) Chichester, S.J. † | Archbishop Emeritus of Salisbury, Zimbabwe |
74.0 | Died | František Borgiáš Onderek † | Apostolic Administrator of Český Těšín, Czechia |
25 Oct |
| Born | Antoine Pierre Louis Marie de Romanet de Beaune | | Bishop of France, Military |
26 Oct | 47.9 | Appointed | Rafael Sarmiento Peralta † | Bishop of Ocaña, Colombia | Archbishop Emeritus of Nueva Pamplona, Colombia |
27 Oct | 54.1 | Appointed | Bernardo Arango Henao, S.J. † | Bishop of Barrancabermeja, Colombia | Bishop Emeritus |
41.2 | Appointed | Ernesto Gonçalves da Costa, O.F.M. † | Bishop of Inhambane, Mozambique | Bishop Emeritus of Faro {Algarve}, Portugal |
75.1 | Appointed | Frédéric Edouard Camille Lamy † | Titular Archbishop of Bizya | Archbishop Emeritus of Sens (-Auxerre), France |
75.1 | Retired | Frédéric Edouard Camille Lamy † | Archbishop of Sens (-Auxerre), France | Archbishop Emeritus |
58.6 | Appointed | René-Louis-Marie Stourm † | Archbishop of Sens (-Auxerre), France | Archbishop Emeritus |
28 Oct | 51.3 | Ordained Bishop | Michele Federici † | Titular Bishop of Sidyma | Bishop of Veroli-Frosinone, Italy |
24.2 | Ordained Priest | John Franklin Meldon Hine † | Priest of Southwark, England, Great Britain | Auxiliary Bishop Emeritus of Southwark, England, Great Britain |
29 Oct | 38.6 | Appointed | Remi Joseph De Roo † | Bishop of Victoria, British Columbia, Canada | Bishop Emeritus |
| Born | Giampaolo Dianin | | Bishop of Chioggia, Italy |
| Born | Timothy James Harris | | Bishop of Townsville, Australia |