| Acronym | Lay Religious Congregations of Pontifical Right | Members | Superior General |
| C.F.A. | Alexian Brothers (Alexians) | 39 |  Br. Lawrence Krueger, C.F.A. |
| F.C. | Brothers of Charity | 563 |  Br. René Stockman, F.C. (70) |
| F.I.C.P. | Brothers of Christian Instruction of Ploërmel | 721 |  Br. Hervé Zamor, F.I.C.P. (56) |
| S.G. / F.S.G. | Brothers of Christian Instruction of Saint Gabriel (Gabrielite Brothers) | 1,179 |  Br. Dionigi Taffarello, S.G. (53) |
| F.M.M. | Brothers of Mercy of Montabaur | 10 |  Br. Michael Schmunk, F.M.M. |
| F.N.D.L. | Brothers of Our Lady of Lourdes | 119 | Br. Ton Houdé, F.N.D.L. |
| F.D.M. | Brothers of Our Lady of Mercy | 84 | Br. Marco Albani, F.D.M. |
| C.M.M. | Brothers of Our Lady, Mother of Mercy (of Tilburg) | 253 | Br. Lawrence Obiko, C.M.M. |
| F.S.G.C. | Brothers of Saint Joseph Benedict Cottolengo | 33 | Br. Giuseppe Visconti, F.S.G.C. |
| C.S.A. | Brothers of Saint Louis Gonzaga | 5 |  Br. Cees van Dam, C.S.A. (73) |
| F.S.P. | Brothers of Saint Patrick (Patrician Brothers) | 178 |  Br. Peter Ryan, F.S.P. (72) |
| F.S.C. | Brothers of the Christian Schools (Lasalians, De La Salle Brothers) | 3,078 |  Br. Armin Altamirano Luistro, F.S.C. (62) |
| F.S.F. | Brothers of the Holy Family of Belley | 409 |  Br. Francisco Javier Hernando de Frutos, F.S.F. |
| C.F.H. | Brothers of the Immaculate Conception of Huijbergen | 91 |  Br. Rafael Donatus, C.F.H. |
| F.I.C. | Brothers of the Immaculate Conception of Maastricht | 261 |  Br. Augustine Pufaadem Kubdaar, F.I.C. (58) |
| F.M.M.A. | Brothers of the Mercy of Our Lady Help of Christians | 47 | Br. Benedikt Molitor, F.M.M.A. (57) |
| C.F.P. | Brothers of the Poor of Saint Francis | 33 | Br. Lukas Jünemann, C.F.P. |
| S.C. | Brothers of the Sacred Heart | 848 | Br. Mark Edward Hilton, S.C. |
| S.H.J. | Brothers of the Sacred Heart | 212 |  Br. Ravi Martin Velankanni, S.H.J. |
| C.F.C. | Christian Brothers | 728 | |
| C.F.X. | Congregation of the Brothers of Saint Francis Xavier (Xaverian Brothers) | 151 | Br. Daniel Skala, C.F.X. |
| C.F.I.C. | Congregation of the Sons of the Immaculate Conception | 421 |  Fr. Benny Mekkatt Varghese, C.F.I.C. (48) |
| F.F.S.C. | Franciscan Brothers of the Holy Cross | 32 | Br. John Francis Tyrrell, F.F.S.C. |
| O.S.F. | Franciscan Brothers of the Third Order Regular of Mountbellew | 56 |  Br. Anthony Dolan, O.S.F. |
| C.M.S.F. | Franciscan Missionary Brothers | 294 | Br. Joseph Karimalayil, C.M.S.F. |
| O.J.J.A. | Institute of the Work of Youth | 10 |  Fr. Bruno Maurel, O.J.J.A. |
| F.J. | Josephite Brothers of Rwanda | 85 |  Br. Jean-Marie Vianney Azibereho, F.J. |
| P.F.J. | Little Brothers of Jesus | 133 |  Br. Rodrigo González |
| F.M.S. / P.F.M. | Marist Brothers | 2,589 | Br. Ernesto Barba Sánchez, F.M.S. (63) |
| M.C. | Missionaries of Charity Brothers | 407 | Br. Paul Eaton, M.C. |
| M.O.P. | Missionaries of the Poor | 389 | Br. Anil Minj, M.O.P. |
| F.P.M. | Presentation Brothers | 86 | Br. Francis Xavier Agoah, F.P.M. |
| O.S.F. | Religious Brothers of the Third Order Regular of Saint Francis (Franciscan Brothers of Brooklyn) | 50 | Br. Gabriel O’Brien (Gerard), O.S.F. (81) |
| Acronym | Lay Religious Congregations of Diocesan Right | Members | Superior General |
| J.C. | Little Brothers of Jesus Caritas | | Fr. Paolo Maria Barducci, J.C. |
| P.F.E. | Little Brothers of the Gospel | | Fr. Andreas Knapp, P.F.E. (65) |
