Have You Ever Wondered What the Letters After the Names of Religious Indicate?

Bishops, Priests, Deacons, Nuns, Brothers, Sisters, Orders, Organizational Acronyms, the letters associated with their names are:

      A.A.................................Augustinians of the Assumption, Assumptionists
      A.A.M.M.......................Agustinas Recoletas Misioneras de Maria
      A.A.S.C..........................Afiliated Christian Brother
      A.A.S.C..........................Handmaids of the Blessed Sacrament and of Charity
      A.A.S.C..........................Handmaids of the Sacred Heart of Jesus
      A.A.S.S...........................Siervas del Sagrato Corazón de Jesús
      A.A.S.S...........................Siervas del Santísimo Sacramento y de la Caridad
      A.B.A..............................Antoniani Benedictini Armeni
      A.C.I...............................Esclavas del Sagrado Corazón de Jesús
      A.C.J...............................Apostólicas del Corazón de Jesús
      A.F.S.C...........................Affiliated Christian Brother

      A.J..................................Apostles of Jesus
      A.M................................Agustinas Misioneras 
      A.S.A.S...........................Asociación Mariana Apostólica Sacerdotal
      A.S.C..............................Adorers of the Blood of Christ
      A.S.C.J...........................Apostles of the Sacred Heart of Jesus
      A.S.J.M..........................Augustinian Sisters, Servants  of Jesus and Mary 
      A.S.S.P...........................Angelic Sisters of St. Paul
      B.....................................Barnabites or Congregation of Clerks Regular of St. Paul

      B.A.................................Ordre Basilien Alepin
      B.B.................................Beati, Blesseds
      B.C.................................Ordre Basilien Choueirite
      B.C.L..............................Bachelor of Canon Law
      B.D.................................Bachelor of Divinity
      B.F.C.C..........................Brothers for Christian Community
      B.G.S..............................Little Brothers of the Good Shepherd
      B.H.................................Brotherhood of Hope
      B.H.S..............................Brother-Servants of the Holy Spirit 
      B.P.S...............................Sisters of Charity of Good and Perpetual Succour

      B.S..................................Arrouhbaniat Albassiliat Almoukhalissiat
      B.S..................................Sisters of the Good Savior (Bon Sauveur)
      B.S.C..............................Brothers and Sisters of Charity
      B.S.C.D...........................Brothers and Sisters of Charity Domestic
      B.S.G..............................Brotherhood of St. Gregory, Episcopal
      B.V.M.............................Sisters of Charity of the Blessed Virgin Mary
      Ca.Cha...........................Carmelitas de la Caridad
      C.A.M............................Congregazione Mechitarista di Venezia, Mechitarists
      Cat.I.C...........................Catecismo de la Iglesia Católica

      C.B.C.I...........................Catholic Bishops' Conference of India
      C.B.S..............................Sisters of Bon Secours de Paris
      C.B.S..............................Congregation of the Sisters of the Blessed Sacrament
      C.C.................................Companions of the Cross
      C.C.C.............................Catechism of the Catholic Church
      C.C.D.............................Confraternity of Christian Doctrine
      CC.RR.MM..................Order of Minor Clerks Regular (Carracciolini)


      C.C.S.P...........................Sisters of Charity of the Incarnate Word 
      C.C.V.............................Carmelite Sisters of Charity, Vedruna
      C.D.D.............................Disciples  of the Lord
      C.D.F..............................Congregation for the Doctrine of Faith
      C.D.P..............................Sisters of Divine Providence
      C.F.A..............................Congregation of Alexian Brothers
      C.F.C..............................Congregation of Christian Brothers

      C.F.C..............................Irish Christian Brothers
      C.F.P...............................Confraternity of Penitents
      C.F.R..............................Franciscan Friars of the Renewal, Fr. Groeschel
      C.F.S...............................Congregation of the Priestly Fraternity
      C.F.X..............................Congregation of the Brothers St Francis Xavier, Xaverian
      C.H.M............................Congregation of the Humility of Mary
      C.H.S..............................Crusade of the Holy Spirit
      C.H.S.B..........................Community of Hermits of St. Bruno
      C.I.C...............................Congregación de la Inmaculada Concepción de Castres
      C.I.C.M..........................Missionhurst, Congregation of Immaculate Heart of Mary (Scheut Fathers)

      C.I.M..............................Congregation of Jesus and Mary
      C.J..................................Congregation of St. Joseph, Josephites
      C.J.C...............................Sisters of Jesus Crucified
      C.J.D..............................Canons of Jesus the Lord, Vladivostok, Russia
      C.J.M.............................Congregation of Jesus and Mary (Eudist)
      C.L.P..............................Congregation of Our Lady of Pity
      C.M................................Carmelite Missionaries
      C.M................................Congregation of the Mission, Vincentians or Lazarists
      C.M................................Padres de la Compañía de María
      C.M.C.............................Congregation of the Mother Coredemptrix
      C.M.F.............................Congregation of Missionary Sons of Immaculate Heart of Mary, Claretians

      C.M.I..............................Carmelites of Mary Immaculate
      C.M.M...........................Congregation of Mariannhill Missionaries
      C.M.M.C........................Congregation of Mary Mother of the Church
      C.M.S.............................Comboni Missionary Sisters
      C.M.S.F..........................Missionary Congregation of St Francis of Assisi
      C.N.................................Capuchin Sisters of Nazareth
      C.N.D.............................Congregation of Notre Dame
      C.O.................................Congregation of the Oratory, Oratorians
      Cong.Orat......................Congregation of the Oratory, Oratorian
      C.Op...............................Congregation of St Joseph Calasanctius for Christian Works
      C.P..................................Congregation of the Passion, Passionists
      C.P..................................Congregation of the Passion of Jesus (Passionist Contemplative Nuns)

      C.P.M.............................Congregation of the Priests of Mercy
      C.P.P.S...........................Missionary Priests of the Most Precious Blood.
      C.Pp.S.............................Society of the Precious Blood
      C.P.S...............................Congregation of Priests of the Holy Stigmata of Our Lord
      C.R.................................Congregation of the Resurrection, Resurrectionist
      C.R.................................Sisters of the Christian Retreat, Chuscian
      C.R.S.F...........................Sisters of St. Francis
      C.R.S.P...........................Clerics Regular of St. Paul
      C.R.S.S...........................Canonesses of the Holy Sepulchure
      C.R.T..............................Clerici Regulares Theatini (Clérigos Regulares Teatinos)
      C.S..................................Capitanio Sisters
      C.S..................................Missionaries of St. Charles, Scalabrinians

      C.S.A..............................Congregation of Our Lady
      C.S.A..............................Canonesses of St. Augustin
      C.S.B..............................Congregation of St. Bridget
      C.S.B..............................Congregation of St. Basil, Basilian Fathers
      C.S.C..............................The Congregation of Holy Cross, Holy Cross Fathers
      C.S.C..............................Sisters of Holy Cross
      C.S.C..............................Sisters of the Holy Cross
      C.S.F...............................Congregation of the Holy Family, Italy
      C.S.F.N...........................Sisters of the Holy Family of Nazareth
      C.S.I...............................Congregation of the Priests of the Sacred Heart
      C.S.J...............................Congrégation du Sacré-Coeur
      C.S.J...............................Congregation of St. Joseph, Priests and Brothers
      C.S.J...............................Sisters of St. Joseph
      C.S.J.B...........................Sisters of St. John the Baptist
      C.S.J.P............................Sister of St. Joseph of Peace

      C.S.P...............................Congregation of Priests of St. Paul the Apostle, Paulists
      C.S.R..............................Sisters of the Holy Redeemer
      C.S.S...............................Congregation of the Sacred Stigmata, Stigmatine Fathers
      C.S.S.F............................Congregation of the Sisters of Saint Felix, Felicians
      C.S.Sp.............................Congregation of the Holy Ghost Fathers, Spiritans
      C.Ss.R............................Congregation of the Most Holy Redeemer, Redemptorists
      C.SS.S.............................Congregation of the Most Holy Saviour (Brigittine)
      C.S.S.T...........................Sisters of the Holy Trinity
      C.S.V..............................Clerics of St. Viator
      C.S.V.B..........................Sisters of the Savior and the Blessed Virgin Mary
      C.V.I...............................Sisters of the Incarnate Word and Blessed Sacrament,
      C.Y.O..............................Catholic Youth Organization

      D.C.................................Daughters of Charity
      D.C.................................Sisters of Charity of St. Vincent De Paul
      D.C.J..............................Carmelite Sisters of the Divine Heart of Jesus
      D.C.L..............................Doctor of Canon Law (Civil)
      D.D.................................Doctor of Divinity
      D.D.L..............................Daughters of Divine Love
      D.H.M............................Daughters of the Heart of Mary
      D.H.S..............................Daughters of the Holy Spirit
      D.J..................................Daughters of Jesus
      D.M................................Daughters of Mary of the Immaculate Conception
      D.M.J.............................Daughters of Mary and Joseph (formerly Ladies of Mary)
      D.Min.............................Doctor of Ministry
      D.M.S.E.........................The Dominican Missionary Sisters of St. Elizabeth
      D.P..................................Daughters of Providence, St. Brieuc

      D.S.H.............................Daughters of the Sacred Heart
      D.S.M.P.........................Daughters of Saint Mary of Providence
      D.S.S..............................Doctor of Holy (Sacred) Scripture
      D.W................................Daughters of Wisdom, St. Montfort
      E.B.S.B...........................Ecumenical Benedictine Sisters of Bethany 
      Er.Cam...........................Camaldolese Hermits of the Congregation of Monte Corona
      F.A.S...............................Franciscan  Apostolic Sisters
      F.B.P...............................Franciscan Brothers of Peace
      F.C..................................Brothers of Charity
      F.C..................................Daughters of the Cross of Liege

      F.C.J...............................Faithful Companion of Jesus, Sisters
      F.C.J...............................Franciscan Sisters of the Heart of Jesus, Malta
      F.C.J.M..........................Franciscan Companions of Jesus and Mary
      F.C.M.............................Société des Filles du Coeur de Marie
      F.D.C..............................Daughters of Divine Charity
      F.d.C.C...........................Congregation of Sons of Charity (Canossiani)
      F.D.C.C..........................Canossian Daughters of Charity (Italy)
      F.D.D.C..........................Canossians, Daughters and Sons of Charity
      F.D.L.C...........................Daughters of the Cross
      F.D.L.S...........................Filles de la Sagesse, Daughters of Wisdom
      F.D.M.............................Brothers of Mercy

      F.D.N.S.C.......................Daughters of Our Lady of the Sacred Heart
      F.D.P...............................Brothers of Divine Providence
      F.D.P...............................Sons of Divine Providence
      F.F.P................................Franciscan Friars of Divine Providence 
      F.F.S.C............................Franciscan Brothers of the Holy Cross
      F.H.G.S...........................Handmaids of the Good Shepherd
      F.H.I.C............................Franciscan Hospitallers of the Immaculate Conception
      F.I....................................Franciscans of the Immaculate
      F.I.C................................Brothers of Christian Instruction
      F.I.C.P.............................Institute of Brothers of Christian Instruction of Ploermel
      F.I.S.................................Franciscan Immaculatine Sisters
      F.J...................................Congregation of St. John
      F.M.A..............................Salesian Sisters, Daughters of Mary Help of Christian
      F.M.A..............................Figlie di Maria Ausiliatrice

      F.M.D.M.........................Franciscan Missionaries of the Divine Motherhood
      F.M.I...............................Congregation of Mary Immaculate (Chavagne Fathers)
      F.M.I...............................Daughters of Mary Immaculate, Marianist Sisters
      F.M.M............................Brothers of Mercy of Our Lady of Perpetual Help
      F.M.M............................Franciscan Missionaries of Mary
      F.M.S..............................Marist Brothers
      F.M.S.I............................Sons of Mary, Health of the Sick
      F.M.S.J...........................Franciscan Missionaries of St. Joseph
      F.M.S.L...........................Franciscan Missionaries Sisters of Littlehampton
      F.P.M..............................Presentation Brothers of Mary
      F.P.O...............................Franciscans of Primitive Observance
      F.S...................................Fathers of Sion

      F.S.C...............................Brothers of the Christian Schools, Christian Brothers
      F.S.C...............................Brothers of St. Gabriel
      F.S.C...............................De La Salle Brothers
      F.S.C.G...........................Daughters of the Sacred Heart of Jesus, Italy
      F.S.C.H...........................Changed to C.F.C, Irish Christian Brothers
      F.S.C.J............................Brothers (Sons) of the Sacred Heart, Verona Fathers
      F.S.D...............................Franciscans of San Damiano
      F.S.F................................Institute of Brothers of the Holy Family of Belley
      F.S.G.M..........................Sisters of St. George Martyrs
      F.S.M..............................Franciscan Minoresses
      F.S.M..............................Franciscan Sisters of Mary

      F.S.M.A..........................Franciscan Sisters of Mary of the Angels
      F.S.M.I...........................Congregation of Sons of Mary Immaculate
      F.S.M.L..........................Franciscanos Minoresses
      F.S.M.L..........................Franciscanas Misioneras de Littlehampton
      F.S.P................................Brothers of St. Patrick, Patrician Brothers
      F.S.P................................Daughters of St. Paul
      F.S.P................................Franciscan Sisters of Divine Providence
      F.S.P.A............................Franciscan Sisters of Perpetual Adoration
      F.S.R...............................Brothers of the Holy Rosary, Reno
      F.S.S.E.............................Franciscan Sisters of St. Elizabeth
      F.S.S.J.............................Franciscan Sisters of St. Joseph
      F.S.S.P.............................Priestly Fraternity of Saint Peter
      G.I.R.M...........................General Instruction of the Roman Missal 
      G.N.S.H...........................Grey Nuns of the Sacred Heart

      H.C..................................Sisters of the Holy Cross
      H.E.F.C.R.......................Hermanas Educacionistas Franciscanas de Cristo Rey
      H.F.B...............................Association of the Holy Family of Bordeaux
      H.H..................................Benedictines of Heartsong Hermitage
      H.H.C.J...........................Handmaids of the Holy Child Jesus
      HH.MM..........................Maristas
      H.H.S...............................Helpers of the Holy Souls
      H.J...................................Hermanitos de Jesús
      Hna..................................Hermana
      Hno..................................Hermano
      H.P.B...............................Handmaids of the Precious Blood
      H.S.C...............................Hospitaller Sisters of the Sacred Heart of Jesus
      H.S.H.J............................Handmaids of the Sacred Heart of Jesus
      I.B.V.M...........................Institute of the Blessed Virgin Mary

      I.C....................................Institute of Charity, Rosminians
      I.C.D.S.............................Instituto Catequista Dolores Sopeña
      I.C.E.L.............................International Committee on English in the Liturgy
      I.C.E.T.............................International Consultation on English Text
      I.C.M...............................Missionary Sisters of the Immaculate Heart of Mary
      I.H.M...............................Sisters, Servants of the Immaculate Heart of Mary
      Jer....................................Jerónimos

      J.M.J................................Secular order of Jesus, Mary, and Joseph
      J.U.D................................Doctor of both Civil and Canon Laws
      K.C...................................Knight Commander
      K.G.H.S............................Knight Grand Cross of the Holy Sepulchre
      K.H.S................................Knight of the Holy Sepulchre
      K.M..................................Knights of Malta
      K of C...............................Knights of Columbus
      K.P....................................Knight of Pius IX
      K.P.C................................Knights of Peter Claver

      K.S.G................................Knight of St. Gregory
      K.S.S................................Knight of St. Sylvester
      L.B.N...............................Little Brothers of Nazareth
      L.B.S.F.............................Little Brothers of St. Francis
      L.C...................................Legionaires of Christ
      L.C.M..............................Sisters of the Little Company of Mary
      L.L.D...............................Doctor of Laws
      L.S.M..............................Licentiate in Medieval Studies
      L.S.P................................Little Sisters of the Poor
      L.S.S................................Licentiate of Sacred Scripture
      M.Afr..............................Missionaries of Africa
      M.A.P..............................Missionaries of Perpetual Adoration. Also called Missionaries of Fatima

      M.C.................................Missionaries of Charity
      M.C.................................Consolata Missionaries (Sisters)
      M.C.................................Hermanas Mercedarias de la Caridad
      M.C.C.J...........................Comboni Missionaries of the Heart of Jesus
      M.C.D.P..........................Missionary Catechists of Divine Providence
      M.C.M............................Cordi Marian Sisters
      M.C.S.T...........................Missionary Catechists of St. Therese of the Child Jesus (Philippines)
      M.C.S.T...........................Misioneros del Sagrado Corazón de Jesús
      M.Div..............................Master of Divinity
      M.E.G.A..........................Mercy European Geographical Area 
      M.F.I.C............................Missionary Franciscan of the Immaculate Conception
      M.F.S.C...........................Missionary Sons of the Sacred Heart of Jesus
      M.F.V.A..........................Franciscan Missionaries of the Eternal Word
      M.G..................................Institute of Our Lady of Guadalupe for Foreign Missions
      M.H.................................Mill Hill Fathers

      M.H.M............................St. Joseph's Missionary Society of Mill Hill.
      M.H.S.H..........................Mission Helpers of the Sacred Heart
      MI....................................Ministers of the Sick, Camillians
      M.I.C...............................Congregation of Marians, Marian Fathers
      M.I.H.M..........................Missionaries Immaculate Heart of Mary
      M.J..................................Missionari di S. Giuseppe nel Messico
      M.J..................................Missionaries of Jesus
      M.J..................................Missionaries of St Joseph
      M.M................................Martyrs

      M.M................................Maryknoll Missionaries
      M.M.B............................Mercedarias Misioneras de Berriz
      M.M.S.............................Medical Mission Sisters
      M.N.M............................Misioneros de la Natividad de María
      M.O.G.C.........................Maryknoll Office for Global Concerns
      Mons...............................Monseñor
      M.O.P..............................Missionaries of the Poor
      M.P.F...............................Religious Teachers Filippine
      M.P.V..............................Religious Teachers Venerini
      M.S..................................Marian Sisters
      M.S..................................Missionaries of Our Lady of LaSalette

      M.S.A..............................Missionaries of the Holy Apostles
      M.S.B.T...........................Missionary Sisters of the Most Blessed Trinity
      M.S.C..............................Marianites of Holy Cross
      M.S.C..............................Missionaries of the Sacred Heart of Jesus
      M.S.C..............................Missionary Servants of Christ
      M.S.D..............................Doctor of Medieval Studies
      M.S.D..............................Religiosas Misioneras de Santo Domingo
      M.S.F...............................Congregation of Missionaries of the Holy Family
      M.S.F.S............................Missionaries of St. Francis de Sales (Fransalian)

      M.S.L...............................Licentiate in Medieval Studies
      M.S.O.L.A ......................Missionary Sisters of Our Lady of Africa
      M.Sp.S.............................Missionaries of the Holy Spirit
      M.S.S...............................Missionaries of the Blessed Sacrament
      M.SS.C............................Missionaries of the Sacred Hearts of Jesus and Mary
      M.SS.CC..........................Congregation of Missionaries of the Sacred Hearts of Jesus and Mary

      M.S.S.P............................Missionary Society of St. Paul
      M.Ss.R.............................Missionaries of the Most Holy Redeemer, Gars Sisters/Mission Schwester
      M.S.S.S............................Missionary Sisters of the Most Blessed Sacrament
      M.SS.S.T..........................Congregation of Missionary Servants of the Most Holy Trinity

      M.T..................................Missionary Servants of the Most Holy Trinity
      M.T.S...............................Master in Theological Studies
      M.V.D.F...........................Verbum Dei Missionary Fraternity
      M.X.Y...............................Institute of Yarumal for Foreign Missions
      N.D.A../..O.L.A................Missionary Sisters of Our lady of Apostles 
      O.A.D...............................Agostiniani Scalzi
      O.A.D...............................Discalced Augustinians
      O.A.R...............................Order of Augustinian Recollects
      Obl.S.B.............................Oblate of St. Benedict
      O.C...................................Ordo Charitatis (Padres de la Orde de la Caridad)
      O.C...................................Order of the Carmelites
      O.Camald.........................Ordo Camaldulensium (Camaldolenses)
      O.CARM.........................Order of Our Lady of Mt. Carmel, Carmelites of Ancient Observance

      O.Cart..............................Order of the Carthusians
      O.C.C...............................Ordo Carmelitarum Calceatorum (Carmelitas)
      O.C.D.or O.D.C...............Order of Carmelites Discalced
      O.C.D.S............................Order of Carmelites Discalced Secular
      O.CIST.............................Order of Cistercians
      O.C.R...............................Order of Cistercians, Reformed, (Trappist)
      O.C.S.O............................Order of Cistercians of the Strict Observance, Trappists and Trappistines

      O.E...................................Order of Emmanuel, Emmanuelites
      O.E.F................................Order of Ecumenical Franciscans
      O.E.S.A.............................Hermits of St Augustine
      O.F.M...............................Order of Friars Minor, Franciscans
      O.F.M.Cap.......................Order of Capuchin Friars (Capuchin Franciscan)
      O.F.M.Conv.....................Order of Friars Minor Conventual (Conventual Franciscan)
      O.F.M.I............................Franciscan Friars of Mary Immaculate
      O.Gr.................................Order of Grandmont
      O.H...................................Order of Brothers Hospitallers of St. John of GOD
      O.L.G................................Sisters of Our Lady of the Garden
      O.L.M...............................Order of Lebanese Maronite, Baladites
      O.L.M.E...........................Our Lady's Missionaries of the Eucharist
      O.L.V.M...........................Victory Noll Sisters
      O.M..................................Minim Fathers
      O.M.C...............................Franciscanos Menores Conventuales
      O.M.Cap..........................Ordo Minorum Cappucinorum (Capuchinos)
      O.M.I................................Oblates of Mary Immaculate
      O.M.V...............................Oblates of the Blessed Virgin Mary
      O.P....................................Order of Preachers, Dominicans
      O.P.B................................Oblates of the Precious Blood
      O.P.L.................................Lay Order of Preachers, 3rd order
      Opus Dei...........................Opus Dei, Prelatura del Opus Dei. Obra de Dios.
      O.R.C................................Order of Canons Regular of the Holy Cross
      O.R.S.A.............................Order of Augustinian Recollects
      O.S.....................................Oblates of Wisdom
      O.S.A.................................Hermits of St. Augustine, Augustinian Friars
      O.S.A.................................Order of St. Augustine, Augustinians
      O.S.A.................................Order of St. Andrew, Anglican
      O.S.A.................................Opus Sanctorum Angelorum

      O.S.B.................................Congregación de Benedictinas Misioneras de Tuzting
      O.S.B.................................Order of St. Benedict, Benedictine
      O.S.B.................................Order of St. Benedict, English Congregation
      O.S.B.................................Order of St. Benedict, Solemnes Congregation
      O.S.B.................................Order of St. Benedict, Subiaco Congregation
      O.S.B.cam.........................Camaldolese Congregation of the Order of St. Benedict
      O.S.B.M............................Order of St. Basil the Great, Basilian Order
      O.S.B.S..............................Oblate Sisters of the Blessed Sacrament

      O.S.C.................................Oblates of St. Charles
      O.S.C.................................Oblati Sancti Caroli (Padres de San Carlos)
      O.S.C.................................Order of St. Clare
      O.S.Cam............................Order of St. Camillus, Camillian Fathers and Brothers
      O.S.Cr................................Order of the Holy Cross
      O.S.F..................................Congreg of Servants of Holy Infancy Jesus
      O.S.F..................................Franciscan Brothers or Sisters
      O.S.F..................................Franciscan Sisters of Allegany N.Y.
      O.S.F..................................Suore Francescane Insegnanti 
      O.S.F.C..............................Orden de San Francisco Capuchinos
      O.S.F.S...............................Oblates of St. Francis de Sales

      O.S.F.S...............................Order of St. Francis--Secular, 3rd Order Franciscan
      O.S.H.................................Orden de San Jerónimo, Monjes Jerónimos
      O.S.H.................................Ordo [Eremitarum] Sancti Hieronymi (Hieronimitas)
      O.S.I...................................Oblates of St. Joseph, Josephines of Asti
      O.S.P..................................Order of St. Paul the First Hermit, Pauline Fathers
      O.Sion................................Order of Our Lady of Sion
      O.S.J..................................Oblates of St. Joseph
      O.S.M................................Order of the Servants of Mary, Servites 
      O.S.M................................Ordine dei Servi di Maria 
      O.S.P.P.E...........................Order of St. Paul the First Hermit, Pauline Fathers
      O.SS.C...............................Padres del Sagrado Corazón

      O.Ss.R...............................Order of the Most Holy Redeemer, Redemptoristine
      O.Ss.S................................Brigittine Monks
      O.SS.T...............................Order of the Most Holy Trinity and of the Ransom of Captives, Trinitarians

      O.SS.T.,Ter.......................Third order secular of the Most Holy Trinity
      O.S.T.R.............................Oblates of St. Therese Reformed
      O.S.U.................................The Ursulines
      O.S.U.................................Ursulinas de la Unión Romana 
      O.Tr...................................Order of the Holy Trinity, Trinitarians

      P.........................................Padre
      P.B.....................................Peres-Blancs, White Fathers
      P.B.S.F...............................Penitent Brothers of Saint Francis
      P.B.V.M.............................Sisters of the Presentation of the Blessed Virgin Mary
      P.C.....................................Poor Clares
      P.C.C.................................Poor Clare Collettines
      P.C.Cap.............................Poor Clare Capuchins
      P.C.P.A..............................Poor Clares of Perpetual Adoration
      P.D.D.M............................Pious Disciples of the Divine Master

      P.H.J.C..............................Poor Handmaids of Jesus Christ
      P.I.J...................................Sisters of the Poor Child Jesus, Pauperis Infantis Jesu
      P.I.M.E..............................Pontifical Institute for Foreign Missions
      P.M....................................Sisters of the Presentation of Mary
      P.M.E................................Société des Missions-Étrangères

      P.S.A..................................Petites Soeurs de l'Assomption 
      P.S.F...................................Pauvres de Saint-François
      P.S.S...................................Fathers of St. Sulpice (Sulpician)
      P.S.S.J................................Poor Sisters of St. Joseph
      R.A.....................................Religious of the Assumption (France)
      R.C.....................................Concepcionistas de las Enseñanza
      r.c.......................................The Religious of the Cenacle

      R.C.I..................................Congregation of Rogationist Fathers of the Heart of Jesus
      R.D.C................................Religious of Divine Compassion
      R.G.S.................................Religious of the Good Shepherd
      R.J.M................................Religious of Jesus and Mary (France)
      R.L.R../..C.L.R.................Congrégation de La Retraite
      R.M.I.................................Religious of Mary Immaculate
      R.M.I.................................Misioneras Claretianas 
      R.N.D.M............................Sisters of Our Lady of the Missions

      R.P.G.................................Sister Adorers of the Precious Blood 
      R.S.C.................................Religious Sisters of Charity
      R.S.C.J..............................Religious of the Sacred Heart of Jesus
      R.S.H.M............................Religious of the Sacred Heart of Mary
      R.S.J..................................Sisters of St. Joseph of the Sacred Heart, Australian
      R.S.M................................Religious Sisters of Mercy
      R.S.V.................................Religieux de Saint Vincent de Paul
      R.V.M...............................Religious of the Virgin Mary, Philippines

      S.A.....................................Franciscan Friars of the Atonement
      S.A.....................................Society of Atonement, Atonement Friars/Graymoor Friars/Sisters
      S.A.....................................Soeurs Auxiliatrices
      S.A.C.................................Society of Catholic Apostolate, Pallotines
      S.A.C.................................Sisters of the Guardian Angel
      S.B.S..................................Sisters of the Blessed Sacrament
      S.C.....................................Brothers of the Sacred Heart
      S.C.....................................Salesianorum Congregatio
      S.C.....................................Servants of Charity
      S.C.....................................Sisters of Charity

      S.C.A.................................Society of the Catholic Apostolate, Pallotine Fathers
      S.C.C.................................Sisters of Christian Charity
      S.C.H.................................Sisters of Charity, Halifax
      S.CH..................................Society of Christ
      S.CHP................................Clerics Regular of the Pious Schools, Piarist Fathers
      Sch.P..................................Sisters of the Pious Schools, Piarists
      S.C.I...................................Congregation of the Priests of the Sacred Heart
      S.C.I.C...............................Suore di Caritá dell’Immacolata Concezione d’Ivrea
      S.C.J..................................Congregation of the Priests of the Sacred Heart
      S.C.J..................................Sacred Heart Fathers

      S.C.J..................................Society of the Sacred Heart of the Infant Jesus
      S.C.L..................................Sisters of Charity of Leavenworth
      S.C.M.M...........................Congregation Sisters of Charity of our Mother of Mercy
      S.C.N.................................Sisters of Charity of Nazareth
      S.C.O.................................Sisters of Charity of Ottawa
      S.C.S..................................Brother Servants of the Sacred Heart
      S.C.S.J.A...........................Sisters of Charity of St. Joan Antida
      S.C.V.................................Sodalicio de Vida Cristiana
      S.C.V.B.............................Hermanas del Salvador y de la Bendita Virgen María
      S.D.B.................................Salesians of Don Bosco
      S.D.B.................................Society of St. Francis de Sales
      S.D.B.................................Società Salesiana di San Giovanni Bosco
      S.D.S..................................Society of the Divine Savior, Salvatorians
      S.D.V.................................Sociedad del Divino Verbo
      S.D.V.................................Society of Divine Vocations, Vocationist Fathers

      S.F......................................Hijos de la Sagrada Familia
      S.F......................................Sons of the Holy Family
      S.F.B../..HFB.....................Holy Family Sisters of Bordeaux
      S.F.C.C...............................Sisters for Christian Community
      S.F.M.................................Scarboro Foreign Mission Society
      S.F.O..................................Secular Franciscan Order, 3rd order
      S.G.....................................Brothers of Saint Gabriel
      S.G.....................................Montfort Brothers of St. Gabriel
      S.G.....................................Servants of GOD, Augustinian Episcopal 
      S.G.L..................................Servants of the Gospel of life
      S.G.S..................................Sisters of the Good Samaritan
      S.H.C.J...............................Society of the Holy Child Jesus
      S.H.F..................................Sisters of the Holy Family
      S.H.S..................................Sisters of the Holy Spirit

      S.I.......................................Societatis Iesu, Latin for Society of Jesus, Jesuits
      S.I.......................................Society of the Immaculata
      S.I.W..................................Sisters of the Incarnate Word and Blessed Sacrament, Cleveland
      S.J......................................Society of Jesus, Jesuits
      S.L.....................................Sisters of Loretto
      S.L.D.................................Doctor of Sacred Liturgy
      S.L.L..................................Licentiate of Sacred Liturgy
      S.L.W.................................Sisters of the Living Word, Metairie Louisiana
      S.M....................................Society of Mary, Marianists
      S.M....................................Compañia de Maria (Marianistas)
      S.M....................................Society of Mary, Marists
      S.M....................................Marist Sisters

      S.M.A................................Society of African Missions (of Lyons)
      S.M.I.................................Sisters of Mary Immaculate
      S.M.I.C..............................Missionary Sisters of the Immaculate Conception of the Mother of GOD
      S.M.M...............................Comfort of Mary, Saint Montfort Missionaries
      S.M.M...............................Montfort Society of Mary (Montfort Father)
      S.M.M.E............................The Dominican Sisters of Mary, Mother of the Eucharist
      S.M.O.M...........................Sovereign Military Order of Malta
      S.M.P.................................Portugese Society for Catholic Missions
      S.M.S.M............................Marist Missionary Sister
      S.M.S.M............................Soeurs Missionnaires de la Société de Marie
      S.N.D.................................Sisters of Notre Dame
      S.N.D.de.N........................Sisters of Notre Dame de Namur
      S.N.J.M.............................Sisters of the Holy Names of Jesus and Mary
      S.O.Cist.............................Cistercians of the Common Observance
      S.O.L.M.............................Sisters of Our Lady of Mercy


      S.O.L.T..............................Society of Our Lady of Most Holy Trinity
      S.O.P..................................Sisters of the Poor
      S.Ord.Cist..........................Cistercian Order
      S.P......................................Order of Clerks Regular of the Religious Schools
      S.P......................................Servants of the Holy Paraclete, Piarist Fathers
      S.P......................................Sister of Providence
      S.P.S..................................St. Patricks Missionary Society, Kiltegan Fathers
      Sr.......................................Sister

      S.S......................................Society of St. Sulpice (the Sulpicians)
      S.S.A..................................Sisters of St. Ann
      S.S.C..................................Franciscan Servants of the Sacred Heart
      S.S.C..................................Servants of the Sacred Cross
      S.S.C..................................Society of St. Colomban
      S.S.C..................................The Society of the Holy Cross, Societas Sanctae Crucis.
      S.S.C.C..............................Sacred Hearts of Jesus and Mary
      S.S.C.C..............................Congregación de los Sagrados Corazones
      SS.CC................................Congregation of the Sacred Hearts of Jesus and Mary
      S.S.Ch................................Sisters of Sainte Chretienne
      S.S.C.J...............................Sister Servants of the Most Sacred Heart of Jesus
      S.S.C.M.............................Servants of the Holy Heart of Mary
      S.S.C.M.E..........................Missionary Society of St. Columban

      S.S.E..................................Society of St. Edmund
      S.S.E.W..............................Sister Servants of the Eternal Word, Alabama
      S.S.F...................................Society of St. Francis
      S.S.F.A...............................Sisters of the Holy Family Associate
      S.S.G..................................Sisters of St. Gregory, Episcopal 
      S.S.H.J.P............................Servants of the Sacred Heart of Jesus and the Poor
      S.S.J...................................St. Joseph's Society of the Sacred Heart, Josephites
      S.S.J...................................Sisters of St. Joseph
      S.S.J...................................Society of St. John
      S.S.J.E................................Society of St. John the Evangelist, Anglican 
      S.S.J.-T.O.S.F....................Sisters of St. Joseph of the Third Order of St. Francis

      S.S.M.I...............................Sister Servants of Mary Immaculate (Byzantine rite)
      S.S.M.N.............................Sisters of St. Mary of Namur
      S.S.M.O.............................Sisters of St. Mary of Oregon
      S.S.N.D..............................School Sisters of Notre Dame
      S.S.P...................................Society of St. Paul the Apostle, Pauline Fathers/Brothers
      S.Sp.S.................................Misioneras Siervas del Espíritu Santo
      S.Sp.S.................................Holy Spirit Missionary Sisters
      S.S.P.X...............................Society of St. Pius X
      S.S.S...................................Congregation of the Blessed Sacrament Fathers
      S.S.S...................................Societas Sanctissimi Sacramenti
      S.S.S.F................................School Sisters of St. Francis
      S.S.s.T................................Society of the Most Holy Trinity (the Trinitarians)
      S.S.V.D.P...........................Society of St Vincent De Paul
      S.S.V.M.............................Servants of the Lord and the Virgin of Matara

      S.T......................................Missionary Servants of Most Holy Trinity
      S.T.B..................................Bachelor of Sacred Theology
      S.T.D..................................Doctor of Sacred Theology
      S.T.J...................................Society of St. Teresa of Jesus, Teresians 
      S.T.J...................................Compañia de Santa Teresa de Jesús

      S.U......................................Society of the Sisters of St. Ursula
      S.U.S.C...............................Holy Union Sisters
      S.V......................................Sisters of Life (Sorores Vitae)
      S.V.D..................................Society of the Divine Word, Divine Word Missionaries
      S.V.d.P................................Society of St Vincent de Paul (also known by S.V.P. and S.S.V.D.P)
      S.V.P...................................Society of St. Vincent de Paul (also known by S.S.V.D.P and S.V.d.P)
      S.X......................................Society for St Francis Xavier for Foreign Missions, Xaverian Missionary

      S.X......................................Missionari Saveriani 
      T.C......................................Religiosos Terciarios Capuchinos
      Th.D....................................Doctor of Theology
      T.O.C..................................Third Order Carmelite
      T.O.D.C...............................Tertiary of the Order of Discalced Carmelites
      T.O.P...................................Third order of Preachers
      T.O.R..................................Third Order Regular of St. Francis
      T.O.S.D...............................Tertiary of the Order of St. Dominic
      T.O.S.F................................Tertiary of Third Order of St. Francis
      T.S.S.F.................................Third Order of the Society of St. Francis 
      U.S.C.C.B............................United States Conference of Catholic Bishops

      V.S.C...................................Vincentian Sisters of Charity
      VV.......................................Venerabiles, Venerables
      Y.C.M..................................Young Christian Movement
      Y.C.W/J.O.C.......................Young Christian Worker Movement, the original Cardijn movement

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