 Saint Dodon de Wallers |
 Blessed Dolores Broseta Boner |
| Blessed Dolores de Santa Eulalia, H.A.D. Dolores Puig Bonany (secular name)Religious of Little Sisters of the Abandoned Elderly. Martyr. |
| Blessed Dolores Úrsula Caro Martín, F.d.C. Born:1893.10.21 (Granatula, Ciudad Real, Spain)Died:1936.09.03 🩸 (Vallecas, Madrid, Spain † 42)Beatified:2013.10.13 (Tarragona, Spain)Religious of Daughters of Charity. Martyr. |
| Blessed Domènec de Sant Pere de Riudebitlles, O.F.M. Cap. Joan Romeu Canadell (secular name) |
| Blessed Domenico, O.P. |
 Blessed Domenico della Madre di Dio, C.P. Domenico Barberi (secular name) |
 Saint Domenico di Sora |
| Blessed Domenico Lentini |
| Saint Domenico Loricato, O.S.B. Cam. |
| Blessed Domenico Spadafora, O.P. |
| Blessed Domenico Vernagalli, E.C.M.C. |
 Saint Dometius of Persia |
| Saint Dominanda |
| Blessed Domingo Alonso de Frutos, O.F.M. |
| Blessed Domingo Caballé Bru, O.S.B. |
| Blessed Domingo Campoy Galbano Born:1903.03.17 (Almería, Spain)Ordained Priest:1925.10.11Died:1936.08.31 🩸 (Pozo de la Lagarta, Tabernas, Almería, Spain † 33)Beatified:2017.03.25 (Almería, Spain)Priest of Almería. Martyr. |
 Blessed Domingo, O.P. Francisco Castellet Vinale (secular name)ドミンゴ･カステレット (日本語) |
| Blessed Domingo Ciriaco, F.M.S. Dionisio Domínguez Martínez (secular name) |
| Saint Domingo de la Calzada Domingo García (secular name)Born:1019 (Viloria de Rioja, Spain)Died:1109.05.12 (Santo Domingo de la Calzada, Spain † 89)Feast:05.12Hermit. |
| Saint Domingo de Silos, O.S.B. |
 Blessed Domingo del Barrio Batz |
| Blessed Domingo del Santísmo Sacramento, O.SS.T. Domingo Iturrate Zubero (secular name) |
| Blessed Domingo, O.S.B. Subl. Cipriano González Millán (secular name) |
| Saint Domingo Henares de Zafra Cubero, O.P. |
| Saint Domingo Ibáñez de Erquicia Pérez de Lete, O.P. ドミンゴ・イバニエス・デ・エルキシア (日本語) |
| Blessed Domingo María de Alboraya, T.C. Agustín Hurtado Soler (secular name) |
| Blessed Domingo Montoya Elorza, O.F.M. |
| Blessed Domingo Pitarch Gurrea, O.H. |
| Blessed Domingo Sánchez Lázaro Born:1860.08.04 (Puebla de Montalbán, Toledo, Spain)Died:1936.08.12 🩸 (Puerto de San Vicente, Toledo, Spain † 76)Beatified:2007.10.28Priest of Toledo. Martyr. |
 Saint Domingos Carvalho Layperson of Natal. Martyr. |
| Blessed Domingos Fernandes, S.J. |
| Blessed Domingos Jorge ドミンゴ･ホルヘ (日本語) |
| Saint Dominguito de Val Born:1243 (Zaragoza, Spain)Died:1250? 🩸 (Zaragoza, Spain † 7)Layperson. Martyr. |
 Blessed Dominic Collins, S.J. Doiminic Ó Coileáin (Gaeilge) |
| Saint Dominic of Osma, O.P. Domingo de Guzmán Garcés |
| Saint Dominic Savio Domenico SavioLayperson. Salesian student. |
| Blessed Dominica Amagasu ドミンガ 甘糟 (日本語) |
| Blessed Dominica Ogata ドミンガ緒方 (日本語)Layperson of Nagasaki. Married. Member of Confraternity of the Rosary. Martyr. |
| Blessed Dominicus Magoshichi 日向のドミンゴ孫七郎 (日本語) |
| Blessed Dominicus Nakano ドミンゴ中野 (日本語)Layperson of Nagasaki. Member of Confraternity of the Rosary. Martyr. |
| Blessed Dominicus Nihachi ドミンゴ・同息子 (日本語) |
| Blessed Dominicus of Saint Francis, O.F.M. Disc. ドミンゴ・デ・長崎 (日本語) |
| Blessed Dominicus of the Rosary, O.P. Ioannes Nagata Magoshichirō (secular name)ドミンゴ･デル･ロザリオ永田孫七郎 (日本語) |
| Blessed Dominicus Shobyōye ドミンゴ正兵衛 (日本語)Layperson of Nagasaki. Member of Lay Dominicans. Martyr. |
| Blessed Dominicus Tomachi ドミンゴ・同息子 (日本語) |
| Blessed Dominicus Yamada ドミンゴ浜田 (日本語) |
 Blessed Dominik, O.P. |
 Blessed Dominik Jędrzejewski |
 Blessed Dominique-Marie, O. Cist. Jan Chrysostom Zavřel (secular name) |
| Saint Domitien du Bugey Born:347?Died:440.07.01 (Saint-Rambert-en-Bugey, France † 92)Feast:07.01Abbot. Founder of Bebronne moonastery. |
| Saint Domitilla |
| Blessed Domitilo de Ayoó, O.F.M. Cap. Felipe Llamas Barrero (secular name) |
 Saint Domitius |
 Saint Domitius Hermit. Physician. Martyr. |
| Saint Domna |
| Saint Domnina Donnina (Italiano) |
| Saint Domnina |
| Saint Domninus Layperson. Physician. Martyr. |
 Saint Domninus of Thessalonica |
| Saint Domno, O.F.M. |
| Blessed Donat, O.P. |
| Saint Donat de Besançon Born:590?Died:660.08.07 († 69)Canonised:1900.11.24 (equipollently)Feast:08.07Metropolitan Archbishop of Besançon (France) (627 – 660.08.07)Archbishop. |
| Saint Donat de Sisteron |
| Saint Donata |
 Saint Donata |
| Saint Donatian Bishop. Bishop of northern Africa killed by King Hunneric of the Vandals. Martyr. |
| Saint Donatian |
| Saint Donatien de Nantes |
| Saint Donatilla |
| Saint Donato |
| Saint Donato di Montevergine, O.S.B. |
| Blessed Donato Jiménez Bibiano, C.SS.R. |
| Blessed Donato Rodríguez García Born:1911.01.27 (Santa Olalla de Valdivielso, Burgos, Spain)Died:1937.01.15 🩸 (near Suances, Cantabria, Spain † 25)Beatified:2016.04.23 (Burgos, Burgos, Spain)Layperson of Burgos. Martyr. |
 Saint Donatus |
| Saint Donatus |
| Saint Donatus of Carthage Layperson. Companion of Saint Mappalicus of Carthage, Saint Bassus of Carthage, Saint Fortunius of Carthage, Saint Paul of Carthage, Saint Fortunata of Carthage, Saint Victorinus of Carthage, Saint Victor of Carthage, Saint Eremius of Carthage, Saint Credula of Carthage, Saint Ereda of Carthage, Saint Fermus of Carthage, Saint Venustus of Carthage, Saint Frutus of Carthage, Saint Julia of Carthage, Saint Martial of Carthage and Saint Aristo of Carthage. Martyr. |
| Blessed Donisio Pérez García, O.P. |
| Blessed Donizetti Tavares de Lima |
 Saint Donnán of Eigg |
| Saint Donnino |
| Saint Donnino di Città di Castello Died:VI century (Villa San Donino, Italy)Hermit. |
| Saint Donnino di Fidenza |
| Blessed Dorinda Sotelo Rodríguez, F.d.C. Vowed member of Daughters of Charity of Saint Vincent de Paul. Martyr. |
| Blessed Doroteo Barrionuevo Peña Born:1902.07.20 (Dos Torres, Córdoba, Spain)Ordained Priest:1926.05.29Died:1936.09.21 🩸 (Granja de Torrehermosa, Badajoz, Spain † 34)Beatified:2021.10.16 (Córdoba, Córdoba, Spain)Priest of Córdoba. Martyr. |
| Blessed Doroteu de Vilalba dels Arcs, O.F.M. Cap. Jordi Sampé Tarragó (secular name) |
| Saint Dorothea of Caesarea |
| Blessed Dorothea of Montau Dorota z Mątowów |
| Saint Dorotheus |
| Saint Dorotheus of Tarsus |
| Saint Dorymedon |
| Saint Douceline de Digne |
| Saint Droctovée |
| Saint Drostan Abbot. Founder and abbot of Old Deer. |
| Saint Druon de Sebourg Layperson. Shepherd. Pilgrim. |
| Saint Drusus of Antioch Droside (Italiano) |
| Blessed du-Cœur-de-Jésus, O.S.U. Élisabeth-Thérèse de Consolin (secular name) |
| Blessed du-Cœur-de-Marie, O.S.U. Dorothée-Madeleine-Julie de Justamond (secular name) |
| Blessed du-Saint-Sacrement, O. Cist. Madeleine-Françoise de Justamond (secular name)Religious of Cistercian Nuns. Martyr. |
| Saint Dulas of Nicomedia Layperson. Slave of soldier. Martyr. |
| Saint Dulce dos Pobres, S.M.I.C. Maria Rita de Sousa Brito Lopes Pontes (secular name)Religious of Congregation of the Missionary Sisters of the Immaculate Conception. |
| Saint Duthac of Ross |
| Saint Dymphna |