 Dr. Maximino Caballero Ledo (64) Prefect of Secretariat for the EconomyMember of Commission for Confidential Matters |
 Prof. Ernesto Caffo Member of Pontifical Commission for the Protection of Minors |
| Sr. Nuria Calduch-Benages, M.H.S.F.N. (66) Secretary of Pontifical Biblical Commission |
 Msgr. Francesco Camaldo (72) Priest of Roma (Italy)Protonotary Apostolic SupernumeraryMater mea fiducia mea |
 Msgr. Roberto Campisi (45) President of Financial Security CommitteePriest of Siracusa (Italy)Assessor for General Affairs of Secretariat of StatePrelate of Honour of His HolinessBorn:1978.11.18 (Siracusa, Italy)Ordained Priest:2002.12.07Priest of Siracusa (Italy) (2002.12.07 – ...)Chaplain of His Holiness (2014.03.01 – 2022.10.26)Assessor for General Affairs of Secretariat of State (2022.10.26 – ...)President of Financial Security Committee (2022.10.26 – ...)Prelate of Honour of His Holiness (2022.10.26 – ...) |
 Fr. Ernesto Rafael Canseco del Valle, M.J. Superior General of Missionaries of Saint Joseph |
| Msgr. Fabrizio Capanni (59) Priest of Forlì–Bertinoro (Italy)Secretary of Permanent Commission for the Protection of Historical and Artistic Monuments of the Holy SeeChaplain of His Holiness |
| Ms. Anna Cappello |
| Mr. Mario Cappello |
| Fr. Fabrizio Caracciolo, C.R.M. |
| Venerable Fr. Carlo Carafa |
 Fr. Philippe Caratgé, S.J.M.V. Moderator of Society of Saint John Mary Vianney |
| Prof. Settimio Carmignani Caridi Adjunct Promoter of Justice of Office of Promoters of Justice |
 Fr. Marcel Caron, I.S.P.X. Director General of Secular Institute of Pius X |
| Abbot Pietro Francesco Casaretto, O.S.B. Subl. |
| Abbot Giuseppe Casetta, O.S.B. Vall. (66) Abbot General of Vallumbrosan Congregation of the Benedictine Order (Vallombrosians) |
| Dr. Alessandro Cassinis Righini (58) Auditor General of Office of the Auditor General |
| Fr. Savino Graziano Castiglione, P.M.S. (73) Superior General of Little Mission for the Deaf and Dumb |
| Ms. Eva Castillo Sanz Member of Council for the Economy |
 Fr. Emir José Castillo Zárate, E.C.M.C. (63) Father Major of Camaldolese Hermits of Mount Corona |
 Fr. Joshua S. Caswell, S.J.C. Superior General of Canons Regular of Saint John Cantius |
| Fr. Adrien Caussanel, S.J. |
| Fr. François-Xavier Cazali, C.S.J. (49) General Prior of Community of Saint John |
| Sr. Chiara Cazzuola, F.M.A. (69) Superior General of Salesian Sisters of Don BoscoVice-Grand Chancellor of Pontifical Faculty of Education Sciences (Auxilium) |
| Fr. Stefano Cecchin, O.F.M. (59) President of Pontifical International Marian Academy |
| Fr. Ignacio Ceja Jiménez, O.F.M. (62) Vice-Grand Chancellor of Pontifical University Antonianum |
| Dr. Sergio Centofanti (63) Vice-Director of Editorial Department of Dicastery for Communication |
| Fr. Doriano Ceteroni, O.A.D. (74) Prior General of Order of Discalced Augustinians (Discalced Augustinians) |
 Fr. Mookameli Chale, C.S.Sp. General Secretary of Lesotho Catholic Bishops’ Conference |
 Fr. Donald Chambers General Secretary of Antilles Episcopal Conference |
 Fr. Thomas Chathamparampil, C.M.I. (70) Prior General of Carmelites of Mary Immaculate |
 Fr. Otfried Chen (陳科) General Secretary of Chinese Regional Bishops’ Conference |
 Fr. Chen Tian-huai (陳天懷) Apostolic Administrator of Hanyang 漢陽 (China) |
| Fr. Jules Chevalier, M.S.C. |
 Fr. John Chia (謝啟龍), C.D.D. (59) Superior General of Congregation of the Disciples of the Lord |
 Fr. Leonir Mario Chiarello, C.S. Superior General of Congregation of the Missionaries of Saint Charles Borromeo (Scalabrinians) |
| Dr. Antonio Chiminello (68) Director of Directorate of the Economy of Vatican City State |
 Msgr. Antonios Chouweifaty, L.M. (55) (Maronite Rite) Prelate Auditor of Tribunal of the Roman Rota |
 Fr. Arnold O. Chrapkowski, O.S.P.P.E. (56) Prior General of Order of Saint Paul the First Hermit (Pauline Fathers) |
| Msgr. Filippo Ciampanelli (46) Priest of Novara (Italy)Undersecretary of Dicastery for the Eastern ChurchesPrelate of Honour of His HolinessBorn:1978.07.30 (Novara, Italy)Ordained Priest:2003.06.21Priest of Novara (Italy) (2003.06.21 – ...)Chaplain of His Holiness (2013.10.01 – 2023.02.10)Prelate of Honour of His Holiness (2023.02.10 – ...)Undersecretary of Dicastery for the Eastern Churches (2024.04.15 – ...) |
| Fr. Rosario Cimino (Salvatore), P.O.C.R. (52) Superior General of Pious Workers Rural Catechists (Ardorini Missionaries) |
| Dr. Riccardo Cinquegrani (53) Director of AVEPROBorn:1971.06.23 (Ferrara, Italy)Director of AVEPRO (2010.03 – ...) |
| Msgr. Piero Coda (69) Priest of Frascati (Italy)Secretary General of International Theological CommissionChaplain of His Holiness |
| Fr. André Coindre |
| Fr. Gregorio Amedeo Colatorti, O.M. (72) Superior General of Order of the Minims |
| Fr. Jean-Claude-Marie Colin, S.M. |
| Blessed Mr. Giovanni Colombini, C.S.H. |
 Ms. Cecilia Comuzzi President of Confederation of Secular Institutes in Latin America (C.I.S.A.L.) |
| Fr. John Lane Connor, L.C. (56) Director General of Congregation of the Legionaries of ChristGrand Chancellor of Pontifical Athenaeum Regina Apostolorum |
| Br. Guy Joseph Consolmagno, S.J. (72) Director of Vatican Observatory |
| Fr. Luis Alberto Constantino Ávila, O.M.V. Rector Major of Oblates of the Virgin Mary |
| Sr. Lilia Agnese Contini, F.M.G.B. Superior General of Franciscan Missionary Sisters of the Infant Jesus |
 Fr. Michael Corcoran, M.H.M. (64) Superior General of Saint Joseph’s Missionary Society of Mill Hill |
| Ms. Thérèse Cornille |
| Ms. Maria Luigia Corona |
| Br. José David Correa González, S.C.V. (55) Superior General of Sodalitium of Christian Life |
 Fr. Bruno Cosme, M.E.P. (61) Vice-President of Episcopal Conference of Laos and Cambodia |
| Fr. Marie-Joseph Coudrin, SS.CC. |
| Fr. Shayne Craig, P.S.S. (58) Superior General of Society of Priests of Saint Sulpice (Sulpicians) |
| Fr. David Gerard Cray, S.S.E. (78) Superior General of Society of Saint Edmund (Edmundites) |
| Fr. Jean Abou Crouch (Greek-Melkite Rite) Apostolic Administrator of Argentina of the Greek-Melkites (Argentina) |
 Mr. Juan Carlos Cruz Member of Pontifical Commission for the Protection of Minors |
| Prof. Emilce Cuda (58) Secretary of Pontifical Commission for Latin America |
| Msgr. Luis Manuel Cuña Ramos (58) Priest of Ourense (Spain)Prelate of Sovereign Military Hospitaller Order of Saint John of Jerusalem of Rhodes and of Malta (Knights of Malta)Chaplain of His Holiness |