- Kigeli V, exiled King of Rwanda
- Dr. Alejandro Ordóñez Maldonado, Attorney General of the Republic of Colombia
- Wolfgang Waldstein, Professor emeritus of the University of Salzburg, member of the Pontifical Academy for Life (Germany)
- The Most Rev. Wolfgang Haas, Archbishop of Vaduz (Liechtenstein)
- Joseph M. Scheidler and his wife, Founder and National Director of the Pro-Life Action League of Chicago (USA)
- The Most Rev. Aldo di Cillo Pagotto, SSR, Archbishop of Paraíba (Brazil)
- H.R.H. Prince Dom Duarte, Duke of Braganza, Head of the Royal House of Portugal
- Dr. Adolpho Lindenberg, Co-founder of the Brazilian Society for the Defence of Tradition, Family, and Property; President of the Plinio Corrêa de Oliveira Institute (Brazil)
- The Most Rev. Juan Rodolfo Laise, OFM Cap., Bishop emeritus of San Luis (Argentina)
- Rick Santorum, former U.S. Senator (USA)
- Josef Seifert, philosopher, former President of the International Academy of Philosophy, member of the Pontifical Academy for Life (Germany)
- H.I.R.H. Prince Dom Luiz of Orleans-Braganza, Head of the Imperial House of Brazil
- His Eminence Jorge Arturo Cardinal Medina Estévez (Chile)
- Roberto de Mattei, Professor at the European University of Rome, president of the Lepanto Foundation (Italy)
- H.H. Duke Paul of Oldenburg and his wife H.H. Duchess Pilar of Oldenburg (Germany)
- His Eminence Raymond Leo Cardinal Burke (Vatican)
- Tim Huelskamp, Ph.D., Member of the U.S. House of Representatives (R-KS)
- Mrs. Marjorie Dannenfelser, President of the Susan B. Anthony List (USA)
- His Eminence Janis Cardinal Pujats, Archbishop Emeritus of Riga (Latvia)
- H.I.R.H. Prince Dom Bertrand of Orleans-Braganza (Brazil)
- Carlo Casini, Member of the European Parliament and President of the Movement for Life (Italy)
- H.R.H. Duchess Marie-Cécile of Oldenburg (Germany)
- Austin Ruse, K.M., President of the Center for Family and Human Rights (C-Fam)
- H.S.H. Alois Konstantin Prince of Löwenstein-Wertheim-Rosenberg and his wife H.R.H. Anastasia Victoria Princess of Löwenstein-Wertheim-Rosenberg (Germany)
- João Filipe Osório de Meneses Pitta, Conde de Proença a Velha and his wife Maria Isabel José de Mello Osório, Condessa de Proença a Velha (Portugal)
- John-Henry Westen, Co-founder and Editor-in-chief of LifeSiteNews.com, Co-founder of Voice of the Family (Canada)
- Dr. Caio Xavier da Silveira, Co-founder of the Brazilian Society for the Defence of Tradition, Family, and Property (TFP), President of the Fédération Pro Europa Christiana (France)
- Anna Zaborska, Member of the European Parliament and her husband Wladimir Zaborski (Slovakia)
- John Smeaton, Director of the Society for the Protection of the Unborn Children (SPUC), Co-founder of Voice of the Family (UK)
- General Carlos Alfonso Tafur Ganoza, Former Commander-in-Chief of the Peruvian army (Peru)
- Admiral Oscar Jahnsen Raygada, Former Commander-in-Chief of the Peruvian Navy (Peru)
- Ryszard Legutko, Member of the European Parliament, Professor at the Jagiellonian University in Krakow (Poland)
- Ambassador Armando Valladares and his wife. Former U.S. Ambassador to the U.N. Commission on Human Rights (USA)
- Victor Khroul, Associate Professor, Moscow State University; Visiting Professor of Robert Morris University, USA (Russia)
- The Most Rev. Fernando Guimarães, C.SS.R, Archbishop of the Military Services (Brazil)
- The Most Rev. Milton Kenan Junior, Bishop of Barretos (Brazil)
- The Most Rev. René Coba Galarza, Bishop of the Military Services (Ecuador)
- The Most Rev. Aníbal Nieto Guerra, O.C.D., Bishop of San Jacinto de Yaguachi, Guayas (Ecuador)
- The Most Rev. Athanasius Schneider, Auxiliary Bishop of Astana (Kazakhstan)
- The Most Rev. José Aparecido Gonçalves de Almeida, Auxiliary Bishop of Brasília (Brazil)
- The Most Rev. João Evangelista Martins Terra S.J., Auxiliary Bishop Emeritus of Brasília (Brazil)
- Prof. Dr. Massimo de Leonardis, Professor of History of International Relations and Director of the Department of Political Sciences at the Catholic University of the Sacred Heart -Milan (Italy)
- Principe e Principessa Ferdinando Massimo (Italy)
- Principe e Principessa Carlo Massimo (Italy)
- The Most Rev. R.G.L.M. Mutsaerts, Auxiliary Bishop of ’s-Hertogenbosch (The Netherlands)
- Prince Armand de Merode (Belgium)
- M.se Luigi Coda Nunziante, President of Associazione Famiglia Domani, and his wife Marchesa Gabriella Coda Nunziante Spalletti Trivelli (Italy)
- The Most Rev. Jan Pawel Lenga M.I.C., Archbishop Emeritus of Karaganda (Kazakhstan)
- The Most Rev. Hugolino Ceresuolo Stacey, O.F.M., Bishop Emeritus of Loja (Ecuador)
- The Most Rev. Victor Galeone, Bishop Emeritus of Saint Augustine (USA)
- The Most Rev. Roger William Gries O.S.B., Auxiliary Bishop Emeritus of Cleveland (USA)
- Bernard Antony, President of Chrétienté-Solidarité (France)
- Mercedes Arzú Wilson, Founder and President of the Family of the Americas (USA)
- Rev. Msgr. Juan-Miguel Ferrer Grenesch, former Under-secretary of the Congregation for Divine Worship, Canon of the cathedral of Toledo (Spain)
- Robert Royal, President of the Faith and Reason Institute and editor-in-chief of The Catholic Thing (USA)
- Rev. Msgr. Dr. Roman Kneblewski, Rector of The Sacred Heart Of Jesus Parish in Bydgoszcz (Poland)
- Senator Bernard Seillier, Vice-President of the Movement for France, and his wife Françoise Seillier, Former Member of the European Parliament (France)
- Virginia Coda Nunziante, President of March for Life Committee (Rome, Italy)
- Jeanne Smits, journalist (France)
- Demetrio Tupac Yupanqui, Chief of the Clan of the Inca Kings, Former Professor of Linguistics at Cornell University (Peru)
- Antonello Brandi, President of Pro Vita (Italy)
- The Rt. Rev. Emanuel d’Able do Amaral OSB, Archabbot of São Bento of Bahia (Brazil)
- H.R.H. Countess Hélène of Limburg Stirum (Belgium)
- Luke Gormally, Director Emeritus of The Linacre Centre for Healthcare Ethics [since 2010: The Anscombe Bioethics Centre, Oxford]; Ordinary Member The Pontifical Academy for Life (UK)
- Gianfranco Amato, President of Lawyers for Life (Italy)
- Duca e duchessa Antonello del Balzo di Presenzano (Italy)
- Dr. Juvenal de Arruda Furtado, Head of the legal department of the Federal Savings Bank, State of Ceará (Brazil)
- Graf und Gräfin Benedikt Piatti (Austria)
- Jaime Mendez de Vigo y del Arco and his wife ID Prinzessin Monika zu Löwenstein-Wertheim-Rosenberg (Spain)
- Conte Giorgio Piccolomini (Italy)
- Dom João de Castro de Mendia,Conde de Resende (Portugal)
- Conte e Contessa Gustavo Figarolo di Gropello (Italy)
- Terrence M. Scanlon, President of the Capital Research Center (USA)
- Christa Meves, author, child and adolescent psychotherapist (Germany)
- H.R.H. Prince Dom Antônio of Orleans-Braganza (Brazil)
- The Most Rev. Áureo Patricio Bonilla Bonilla OFM, Vicar Apostolic of San Cristobal, Galápagos (Ecuador)
- Héctor Riesle Contreras, former Chilean ambassador to the Holy See, and his wife Archduchess Alejandra of Habsburg (Chile)
- María Josefa González de Orbegoso y Alvarado, Condesa de Olmos (Peru)
- Rev. Fr. Guillaume de Tanoüarn, Director of the Saint Paul Centre, Paris (France)
- Mathias von Gersdorff, author, President of the German Society for the Defence of Tradition, Family, and Property (TFP) (Germany)
- Prof. Robert Lazu, Ph.D. and his wife. Philosopher and writer. Assistant Professor at Western University–Timisoara (Romania)
- Sławomir Olejniczak, President of the Fr. Piotr Skarga Foundation (Poland)
- Ing. Rafael Rey Rey, Peruvian Representative to the Andean Parliament. Former Peruvian Ambassador to Italy (Peru)
- Prof. Hubert Gindert, Editor-in-Chief of Der Fels, President of the German Catholic Forum (Germany)
- José Roberto Leme Alves de Oliveira, Judge (Brazil)
- Conte e contessa Giovanni Vannicelli Casoni (Italy)
- Comte Michel de Rostolan (France)
- Ardeshir Zahedi, Former Minister of Foreign Affairs under the Shah, Former Ambassador (Iran)
- Houchang Nahavandi, Former Rector of the University of Teheran and of the University of Shiraz, Former Iranian Minister under the Shah (France)
- Sławomir Skiba, Director of the magazine Polonia Christiana (Poland)
- Rev. Fr. Stefano M. Manelli, Founder of the Franciscans of the Immaculate (Italy)
- Gaetano Rebecchini, Former Counsellor of the Vatican State (Italy)
- Dr. Juan Vicente Ugarte del Pino, lawyer, former President of the Peruvian Supreme Court (Peru)
- Baron et Baronne Cédric Peers de Nieuwburgh (Belgium)
- Dr. Miguel Nagib, Advisor for the State of São Paulo to the Federal Government (Brazil)
- Sr. e Sra. Mario Münzenmayer Abarca, former members of the Pontifical Council for the Family (Chile)
- Ambassador Emilio Barbarani (Italy)
- Dr. Thomas Ward, Founder and Vice-President of the National Association of Catholic Families, Corresponding member of the Pontifical Academy for life (UK)
- Dr. G.J.M. Van den Aardweg, psychologist and psychotherapist, Member of the Scientific Advisory Committee of NARTH (The Netherlands)
- Prof. David Magalhães, Assistant Professor at the School of Law in the University of Coimbra (Portugal)
- Maria Madise, Coordinator of Voice of the Family (UK)
- Jean Pierre Maugendre, President of Renaissance Catholique (France)
- Baron et Baronne Rudolf Pfyffer von Altishofen (Switzerland)
- Dr. Gilberto Callado de Oliveira, State Prosecutor for the State of Santa Catarina (Brazil)
- Eduardo Soto Kloss, Doctor of Law, University of Paris and author (Chile)
- Olivier Figueras, journalist (France)
- Prof. Pietro De Marco, Professor at the University of Florence (Italy)
- Federico Iadiccico, former councillor of the Province of Rome (Italy)
- Bronisław Czech, retired Judge of the Supreme Court (Poland)
- Jacek Bartyzel, Professor of Social Science at Nicolaus Copernicus University (Poland)
- Grzegorz Kucharczyk, Professor of History at Adam Mickiewicz University (Poland)
- Michał Wojciechowski, Professor of Theology, Head of the Department of Biblical Theology at the University of Warmia – Mazury (Poland)
- Dom Álvaro Manuel Nogueira Barba de Menezes, President of the Real Associação of Viseu (Portugal)
- Anne Bernet, writer (France)
- Mme. Bérénice de Montpellier d’Annevoie (Belgium)
- M. Philippe Pichot-Bravard, Professor of the History of Law at the University of Brest, writer (France)
- Alessandro Gnocchi, writer and journalist (Italy)
- Rev. Fr. José María Iraburu, Editor of InfoCatólica, former Professor of Spiritual Theology at the School of Theology of Northern Spain, Burgos (Spain)
- Gianandrea de Antonellis, President of the European Institute for Studies, Research and Formation–IEREF (Italy)
- Dr. Carlos Alfredo Benítez Meabe, lawyer and legal expert (Argentina)
- Fernando Moreno Valencia, author, former university professor (Chile)
- Paolo Deotto, Director of Riscossa Cristiana (Italy)
- Giovanni Turco, philosopher at the University of Udine (Italy)
- Mario Correa Bascuñán, Professor, former University President (Chile)
- John Laughland, writer and journalist (UK)
- Coronel António Feijó de Andrade Gomes, President of the Military Brotherhood of Nossa Senhora da Conceição (Portugal)
- Guillaume de Thieulloy, Director of Riposte Catholique (France)
- Dom Francisco de Bragança Van Uden (Portugal)
- Justin Shaw and his wife Caroline Shaw (England)
- Néstor Martínez Valls, President of the Centro Cultural Católico Fé y Razón, Professor of Philosophy at the School of Theology of Uruguay Mons. Mariano Soler, and at the University of Montevideo (Uruguay)
- Colonel James Bogle, President of the International Una Voce Federation (UK)
- Dr. Joseph Shaw, Chairman of The Latin Mass Society (UK)
- Piers Paul Read, novelist, historian and biographer (UK)
- Giacomo Samek Lodovici, Philosopher and Professor at the Catholic University of the Sacred Heart – Milan (Italy)
- Dr. Luís Filipe Esquivel Freire de Andrade, Order of Malta (Portugal)
- Rev. Msgr. André Reyne, Dean of the Metropolitan Chapter of Notre-Dame des Doms of Avignon (France)
- Mariusz Błochowiak, Publisher of the magazine Egzorcysta (Poland)
- Anna Raźny, Associate Professor at the Jagiellonian University in Kraków, Head of The Russian Contemporary Culture Department (Poland)
- Mieczysław Ryba, President of the Club of Catholic Intelligence them. Prof. Czeslaw Strzeszewski in Lublin, Vice-Chairman of The Lublin City Council (Poland)
- Paweł Skrzydlewski, Associate Professor at The State School of Higher Education in Chełm, Lecturer of philosophy (Poland)
- Radosław Brzózka, board member of the Catholic Intelligence Club them. Prof. Czeslaw Strzeszewski in Lublin (Poland)
- Bogna Białecka, psychologist, publicist, author of books about marriage and education of children (Poland)
- Fr. Cor Mennen, Canon of the cathedral chapter of ’s-Hertogenbosch (The Netherlands)
- Cristina Siccardi, writer (Italy)
- Carlo Manetti, journalist and teacher (Italy)
- Hedwig Freifrau von Beverfoerde, pro-family activist (Germany)
- Felizitas Küble, Director of the Publishing House Komm Mit, President of Christopheruswerk (Germany)
- Padre Ioan Chisarau, President of Dono della Vita Association, Parish priest (Romania)
- Prof. Hermes Rodrigues Nery, Director of the National Pro-Life and Pro-Family Association, Coordinator of the Legislation and Life Movement for São Paulo (Brasil)
- Charles S. LiMandri, President and Chief Counsel, Freedom of Conscience Defense Fund (USA)
- Thomas J. McKenna, President, Catholic Action for Faith and Family (USA)
- Rev. Fr. Pavlo Vishkovskyi, Prior Provincial of the Missionary Oblates of Mary Immaculate for Ukraine, Russia and Crimea
- Rev. Fr. Efrem Jindráček OP, Vice-Dean of the School of Philosophy of the Angelicum, Rome (Italy)
- Benjamin Harnwell, Founder and Director of the Dignitatis Humanae Institute (Italy)
- Maria Guarini, Director of the website Chiesa e Posconcilio (Italy)
- Michael Hesemann, author (Germany)
- Pedro Vidal Salaberry, Ambassador of Uruguay (ret.) and his wife Nanci Loibl de Vidal (Uruguay)
- Daniel Iglesias, Secretary of the Catholic Cultural Faith and Reason Centre (Uruguay)
- Dr. Artur Górski, a Member of the Polish Parliament (Poland)
- Roman Konik, Associate Professor in the Department of Aesthetics at Institute of Philosophy University of Wrocław (Poland)
- Fr. Dariusz Oko, author, Assistant Professor at the Faculty of Philosophy at John Paul II Pontifical University (Poland)
- Arkadiusz Robaczewski, philosopher and writer, President of the Center for Culture and Tradition Vienna 1683
(Poland)- The Most Rev. Libardo Ramírez Gómez, Bishop Emeritus of Garzón, President of the Ecclesiastical Tribunal of Appeals of Colombia
- The Most Rev. Antonio Juan Baseotto, C.SS.R., Bishop Emeritus of the Military Services (Argentina)
- Hadley P. Arkes, Professor in American Institutions (Political Science) Amherst College (USA)
- Rev. Fr. Roberto Spataro S.D.B, Professor of the Salesian Pontifical University and Secretary of the The Pontifical Academy Latinitatis (Italy)
- Rev. Fr. Claude Barthe, theologian, chaplain of the Summorum Pontificum pilgrimage (France)
- Rev. Fr. Konrad Prinz zu Loewenstein (Italy)
- Guido Milanese, Professor of Classical and European Culture at the Catholic University of the Sacred Heart – Milan (Italy)
- Paolo Pasqualucci, Former Professor of the Philosophy of Law at the University of Perugia (Italy)
- Dan McConchie, Vice President of Government Affairs, Americans United for Life (USA)
- Lew Uhler, Founder and President of the National Tax Limitation Committee (USA)
- Ron Robinson, President of Young Americas Foundation (USA)
- Herbert I. London, Ph.D., President of the London Center for Policy Research (USA)
- Jameson Campaigne, publisher (USA)
- Thomas Piatak, President of The Rockford Institute and his wife (USA)
- C. Preston Noell III, President of Tradition, Family, Property, Inc. (USA)
CLERGY:
- Rev. Fr. Balázs Barsi OFM, Director of the Franciscan Church of the Visitation and Marian Shrine of Sümeg (Hungary)
- Rev. Fr. Kovács E. Gellért Opraem (Hungary)
- Rev. Fr. Dr. G.Q.A. Meershoek, priest and writer (The Netherlands)
- Rev. Fr. Helder Manuel Ruivo Gonçalves, Parish Priest (Portugal)
- Rev. Fr. Manuel Vaz Patto, Parish Priest (Portugal)
- Rev. Fr. Henrique Maçarico, Parish Priest (Portugal)
- Deacon Francisco Eloi Martinho Prior Claro (Portugal)
- Rev. Fr. Valentin Danciu, Parish Priest (Romania)
- Rev. Fr. Felipe Ochante Lozano, parish priest and Diocesan Administrator of the Diocese of Tarma (Peru)
- Rev. Fr. Javier Crosby Crosby, Founder of the Missionary Religious Institute Obra de Jesús (Peru)
- Rev. Fr. Marcel Guarnizo, President of the Educational Initiative for Central and Eastern Europe (USA)