| Living Prelates (Total 5653) * |
  Bishop Joseph Roman Mlola, ALCP/OSS (59), Bishop of Kigoma (Tanzania) |
  Bishop Reginei José Modolo (50), Titular Bishop of Macriana in Mauretania and Auxiliary Bishop of Curitiba (Brazil) |
  Bishop Domenico Mogavero (78), Bishop emeritus of Mazara del Vallo (Italy) |
 Bishop Philip Moger (70), Bishop emeritus of Plymouth (England) |
 Bishop Gábor Mohos (52), Titular Bishop of Iliturgi and Auxiliary Bishop of Esztergom–Budapest (Hungary) |
 Bishop António Manuel Moiteiro Ramos (69), Bishop of Aveiro (Portugal) |
 Bishop Joseph Mokobe Ndjoku (76), Bishop emeritus of Basankusu (Congo-Kinshasa) |
  Archbishop Mieczysław Mokrzycki (64), Metropolitan Archbishop of Lviv (Ukraine) |
| Bishop Joaquim Giovanni Mol Guimarães (65), Bishop of Santos (Brazil) |
 Bishop Pierre Jean Marie Marcel Molères (93), Bishop emeritus of Bayonne (France) |
  Archbishop Mario Alberto Molina Palma, O.A.R. (77), Metropolitan Archbishop emeritus of Los Altos, Quetzaltenango–Totonicapán (Guatemala) |
| Archbishop Giuseppe Molinari (87), Metropolitan Archbishop emeritus of L’Aquila (Italy) |
 Bishop Jesús Moliné Labarta (86), Bishop emeritus of Chiclayo (Peru) |
 Bishop Álvaro Mon Pérez, C.SS.R. (63), Vicar Apostolic of Puerto Carreño (Colombia) |
 Bishop Fintan Monahan (58), Bishop of Killaloe (Ireland) |
| Bishop Luciano Monari (83), Bishop emeritus of Brescia (Italy) |
| Archbishop Vittorio Luigi Mondello (88), Metropolitan Archbishop emeritus of Reggio Calabria–Bova (Italy) |
 Bishop Jeffrey Marc Monforton (62), Titular Bishop of Centuria and Auxiliary Bishop of Detroit (USA) |
 Bishop Cyprian Monis (80), Bishop emeritus of Asansol (India) |
 Bishop Yves Marie Monot, C.S.Sp. (81), Bishop emeritus of Ouesso (Congo-Brazzaville) |
 Bishop David John James Monroe (84), Bishop emeritus of Kamloops (Canada) |
| Archbishop Darío de Jesús Monsalve Mejía (77), Metropolitan Archbishop emeritus of Cali (Colombia) |
| Bishop Mauro Montagnoli, C.S.S. (80), Bishop emeritus of Ilhéus (Brazil) |
 Archbishop Ilson de Jesus Montanari (66), Titular Archbishop of Caput Cilla, Secretary of Dicastery for Bishops, Vice-Camerlengo of the Holy Roman Church of Apostolic Camera and Secretary of College of Cardinals |
| Bishop Lumen Monteiro, C.S.C. (73), Bishop of Agartala (India) |
 Cardinal Manuel Monteiro de Castro (87), Cardinal-Priest of S. Domenico di Guzmán pro hac vice Title and Major Penitentiary emeritus of Apostolic Penitentiary |
| Archbishop Fernando José Monteiro Guimarães, C.SS.R. (79), Archbishop Military Ordinary emeritus of Brazil (Brazil) |
 Archbishop Luis Mariano Montemayor (69), Titular Archbishop of Illici and Apostolic Nuncio to Ireland |
| Cardinal Francesco Montenegro (79), Cardinal-Priest of Ss. Andrea e Gregorio al Monte Celio and Metropolitan Archbishop emeritus of Agrigento (Italy) |
| Cardinal Francesco Monterisi (91), Cardinal-Priest of S. Paolo alla Regola pro hac vice Title and Archpriest emeritus of Papal Basilica of Saint Paul Outside-the-Walls |
 Bishop Gabriel Enrique Montero Umaña, O.F.M. Conv. (80), Bishop emeritus of San Isidro de El General (Costa Rica) |
| Bishop António Montes Moreira, O.F.M. (90), Bishop emeritus of Bragança–Miranda (Portugal) |
 Bishop Néstor Vidal Montesdeoca Becerra, S.D.B. (68), Vicar Apostolic of Méndez (Ecuador) and Titular Bishop of Cellæ in Mauretania |
| Bishop Gustavo Alejandro Montini (55), Bishop of Santo Tomé (Argentina) |
 Bishop Santos Montoya Torres (59), Bishop of Calahorra y La Calzada–Logroño (Spain) |
| Archbishop John Moolachira (73), Metropolitan Archbishop of Guwahati (India) |
| Archbishop Mathew Moolakkattu, O.S.B. Vall. (72), Metropolitan Archbishop of Kottayam of the Syro-Malabars (India) |
 Bishop Pius Moon Chang-woo (문창우 비오 / 文昌宇) (62), Bishop of Jeju 제주 (South Korea) |
| Bishop Moon Han-lim (문한림 / 文漢林) (70), Bishop of Venado Tuerto (Argentina) |
| Bishop John Moon Hee-jong (문희종 요한 세례자 / 文熙鍾) (59), Titular Bishop of Mutia and Auxiliary Bishop of Suwon 수원 (South Korea) |
| Bishop Joseph Mopepe Ngongo (59), Bishop of Molegbe (Congo-Kinshasa) |
 Bishop Isidoro del Carmen Mora Ortega (55), Bishop of Siuna (Nicaragua) |
 Patriarch Francesco Moraglia (72), Patriarch of Venezia (Italy) |
 Bishop Ricardo Basilio Morales Galindo, O. de M. (53), Bishop of Copiapó (Chile) |
 Bishop Héctor Luis Morales Sánchez (71), Bishop of Nezahualcóyotl (Mexico) |
 Bishop Peter Antony Moran (90), Bishop emeritus of Aberdeen (Scotland) |
 Bishop Miguel Angel Morán Aquino (70), Bishop of Santa Ana (El Salvador) |
| Bishop Blaise-Ernest Morand (93), Bishop emeritus of Prince Albert (Canada) |
| Archbishop Giacomo Morandi (60), Archbishop-Bishop of Reggio Emilia–Guastalla (Italy) |
| Bishop Luis Morao Andreazza, O.F.M. (86), Bishop emeritus of Chalatenango (El Salvador) |
| Archbishop Bernard Blasius Moras (84), Metropolitan Archbishop emeritus of Bangalore (India) |
| Bishop Wilfred Gregory Moras (56), Bishop of Jhansi (India) |
| Bishop Jesús Moraza Ruiz de Azúa, O.A.R. (80), Bishop-Prelate emeritus of Lábrea (Brazil) |
| Bishop Yvon-Joseph Moreau, O.C.S.O. (84), Bishop emeritus of Sainte-Anne-de-la-Pocatière (Canada) |
| Archbishop Gil Antônio Moreira (75), Metropolitan Archbishop of Juiz de Fora (Brazil) |
| Bishop José Moreira da Silva (72), Bishop of Porto Nacional (Brazil) |
 Archbishop Carlos Tomás Morel Diplán (56), Coadjutor Archbishop of Santo Domingo (Dominican Republic) and Bishop emeritus of La Vega (Dominican Republic) |
 Bishop Charles Morerod, O.P. (64), Bishop of Lausanne, Genève et Fribourg (Switzerland) and President of Conference of Bishops of Switzerland |
| Archbishop Luigi Moretti (76), Metropolitan Archbishop emeritus of Salerno–Campagna–Acerno (Italy) |
| Bishop Mauro Maria Morfino, S.D.B. (67), Bishop of Alghero–Bosa (Italy) |
| Archbishop Celso Morga Iruzubieta (77), Metropolitan Archbishop emeritus of Mérida–Badajoz (Spain) |
| Bishop Pierre Joseph Paul Morissette (81), Bishop emeritus of Saint-Jérôme (Canada) |
 Bishop Sulpicius Shinzo Moriyama (スルピス 森山信三) (66), Bishop of Oita 大分 (Japan) |
 Bishop Robert Fealey Morneau (87), Titular Bishop of Massa Lubrense and Auxiliary Bishop emeritus of Green Bay (USA) |
 Bishop William Martin Morris (82), Bishop emeritus of Toowoomba (Australia) |
| Bishop Michael Henry Morrissey (73), Bishop of Geraldton (Australia) |
| Archbishop Fortunato Morrone (67), Metropolitan Archbishop of Reggio Calabria–Bova (Italy) |
| Bishop Bertilo João Morsch (61), Titular Bishop of Bavagaliana and Auxiliary Bishop of Porto Alegre (Brazil) |
| Bishop Yosafat Moschych, C.M.S.A.A. (49), Bishop of Chernivtsi of the Ukrainians (Ukraine) |
| Bishop Giovanni Mosciatti (67), Bishop of Imola (Italy) |
| Archbishop Franco Moscone, C.R.S. (68), Archbishop of Manfredonia–Vieste–San Giovanni Rotondo (Italy) |
| Bishop José Benedicto Moscoso Miranda (66), Bishop of Jalapa (Guatemala) |
| Bishop Hilário Moser, S.D.B. (94), Bishop emeritus of Tubarão (Brazil) |
 Archbishop Boutros Moshe (82), Archbishop emeritus of Mossul of the Syriacs (Iraq) |
| Bishop Wiston Mosquera Moreno (58), Bishop of Quibdó (Colombia) |
| Bishop Charles Phillip Richard Moth (67), Bishop of Arundel and Brighton (England) |
| Bishop David Motiuk (63), Bishop of Edmonton of the Ukrainians (Canada) |
 Archbishop Pierre Mouallem, M.S.P. (97), Archbishop emeritus of Akka of the Greek-Melkites (Israel) |
| Bishop Ildevert Mathurin Mouanga (59), Bishop of Kinkala (Congo-Brazzaville) |
 Bishop Joseph Mouawad (55), Bishop of Zahlé of the Maronites (Lebanon) |
| Bishop Michel Pierre Marie Mouïsse (86), Bishop emeritus of Périgueux (France) |
| Archbishop José Alberto Moura, C.S.S. (82), Metropolitan Archbishop emeritus of Montes Claros (Brazil) |
 Bishop Michel Moura (63), Vicar Apostolic of Rodrigues (Mauritius) |
 Archbishop Yagop Jacques Mourad (57), Metropolitan Archbishop of Homs of the Syriacs (Syria) |
| Bishop Mikaël Antoine Mouradian, I.C.P.B. (64), Bishop of Our Lady of Nareg in Glendale of the Armenians (USA) |
| Archbishop Najib Mikhael Moussa, O.P. (70), Archbishop of Mossul–Aqrā of the Chaldeans (Iraq) |
| Bishop Philippe Mousset (70), Bishop of Périgueux (France) |
| Bishop Denis Moutel (73), Bishop of Saint-Brieuc (France) |
 Archbishop Dabula Anthony Mpako (66), Metropolitan Archbishop of Pretoria (South Africa) and Archbishop Military Ordinary of South African Defence Force (South Africa) |
| Archbishop Zolile Peter Mpambani, S.C.I. (68), Metropolitan Archbishop of Bloemfontein (South Africa) and Vice-President of Southern African Catholic Bishops’ Conference |
 Bishop Raymond Mpezele (86), Bishop emeritus of Livingstone (Zambia) |
| Bishop Robert Mogapi Mphiwe (53), Bishop of Rustenburg (South Africa) |
| Archbishop Telesphore George Mpundu (78), Metropolitan Archbishop emeritus of Lusaka (Zambia) and former President of Zambia Conference of Catholic Bishops |
| Bishop Charles Georges Mrad (56), Titular Bishop of Zorava and Bishop of Curia of the Syriacs |
| Bishop Witold Mroziewski (59), Titular Bishop of Walla Walla and Auxiliary Bishop of Brooklyn (USA) |
 Bishop Josip Mrzljak (81), Bishop emeritus of Varaždin (Croatia) |
| Bishop Lazarus Vitalis Msimbe, S.D.S. (61), Bishop of Morogoro (Tanzania) |
| Bishop Gabriel Msipu Phiri (61), Titular Bishop of Aræ in Mauretania and Auxiliary Bishop of Chipata (Zambia) |
| Bishop Michael George Mabuga Msonganzila (69), Bishop of Musoma (Tanzania) |
 Archbishop Thomas Luke Msusa, S.M.M. (63), Metropolitan Archbishop of Blantyre (Malawi) and Vice-President of Association of Member Episcopal Conferences in Eastern Africa |
