| Celebration | Name | Saint | Birth | Death |
|---|---|---|---|---|
| 2 of January | Basilio | Saint Gregory of Nizianzus | 389 Turkey | |
| 2 of January | Basilio | Saint Basil the Great | 330 Turkey | 379 Turkey |
| 2 of January | Bladulf | Saint Bladulf | 630 Italy | |
| 10 of January | Benincasa | Blessed Benincasa | 1194 Italy | |
| 11 of January | Bernardo | Blessed Bernardo Scammacca | 1487 Italy | |
| 12 of January | Benet | Saint Benet Biscop | 690 United kingdom | |
| 12 of January | Bernard | Saint Bernard of Corileone | 1667 Italy | |
| 15 of January | Bonnet | Saint Bonnet | 710 France | |
| 16 of January | Berard | Saint Berard | 1226 Morocco | |
| 18 of January | Beatriz | Blessed Beatrice II d'Este | 1230 Italy | 1262 Italy |
| 19 of January | Bassianus | Saint Bassianus | 409 Italy | |
| 20 of January | Benito | Blessed Benedict Ricasoli | 1107 Italy | |
| 22 of January | Barnard | Saint Bernard | 842 France | |
| 25 of January | Bretannio | Saint Bretannio | Ukraine | |
| 28 of January | Bartolomé | Blessed Bartholomew Aiutamicristo | 1224 Italy | |
| 29 of January | Boleslava | Blessed Boleslava Maria Lament | 1946 Poland | |
| 30 of January | Batilde | Saint Batilde of Chelle | 680 France | |
| 30 of January | Barsimeus | Saint Barsimeus of Edessa | Turkey | |
| 1 of February | Brígida | Saint Brigid of Ireland | 525 Ireland | |
| 2 of February | Buchard | Saint Buchard | United kingdom | 754 Germany |
| 3 of February | Blas | Saint Blaise | Armenia | 316 Armenia |
| 3 of February | Berlinda | Saint Berlinda of Meerbeke | Belgium | |
| 6 of February | Brinolf | Saint Brinolf Algotsson | 1317 Sweden | |
| 12 of February | Benedict | Saint Benedict of Aniano | 821 Germany | |
| 13 of February | Benigno | Saint Benignus of Todi | France | France |
| 17 of February | Bonose | Saint Bonose | 373 Belgium | |
| 19 of February | Boniface | Saint Boniface of Lausanne | 1260 Belgium | |
| 19 of February | Beatus | Saint Beatus of Liébana | 802 Spain | |
| 19 of February | Barbatus | Saint Barbatus | 682 Italy | |
| 27 of February | Basil | Saint Basil, monk | 741 Turkey | |
| 27 of February | Besa | Saint Besa | Egypt | |
| 2 of March | Basil | Saint Basil martyr | 258 Italy | |
| 4 of March | Basinus | Saint Basinus | 705 Germany | |
| 9 of March | Bruno | Saint Bruno, bishop and martyr companions | 1009 | |
| 11 of March | Benedict | Saint Benedict of Milán | 725 Italy | |
| 20 of March | Bautista | Blessed Baptist Sapgnoli | 1516 Italy | |
| 21 of March | Benita | Blessed Benedicta Cambiagio Frassinello | 1858 Italy | |
| 22 of March | Benvenutus | Saint Benvenutus Scotivoli | 1282 Italy | |
| 22 of March | Basil | Saint Basil of Ancira | 362 Turkey | |
| 26 of March | Braulio | Saint Braulio of Zaragoza | 590 Spain | 651 Spain |
| 26 of March | Barontius | Saint Barontius | Italy | Italy |
| 26 of March | Bercarius | Saint Bercarius | France | 685 France |
| 29 of March | Bertoldo | Blessed Berthold | 1188 Israel | |
| 31 of March | Buenaventura | Blessed Bonaventure Tornielli | 1411 Italy | 1491 Italy |
| 31 of March | Benjamin | Saint Benjamin of Argol | 420 Iran | |
| 31 of March | Balbina | Saint Balbina | Italy | |
| 4 of April | Benedict | Saint Benedict Massarari | 1526 Italy | 1589 Italy |
| 10 of April | Bonifacio | Blessed Boniface Zukowski | 1942 Germany | |
| 10 of April | Beda | Saint Beda the young | 883 Italy | |
| 11 of April | Barsanuphius | Saint Barsanuphius | 540 Israel | |
| 12 of April | Basil | Saint Basil of Pario | 735 Greece | |
| 14 of April | Bernard | Saint Bernard of Tiron | 1117 France | |
| 14 of April | Benedict | Saint Benedict of Avignon | 1184 France | |
| 16 of April | Benedict Joseph | Saint Benedict Joseph Labre | Italy | 1783 Italy |
| 16 of April | Bernardita | Saint Bernardita Soubirous | ||
| 19 of April | Bernardo | Blessed Bernard the Penitent | 1182 France | |
| 21 of April | Bartolomé | Blessed Bartholomew Cerveri | 1466 Italy | |
| 22 of April | Bicor | Saint Bicor | ||
| 24 of April | Benedict | Saint Benedict Menni | 1914 France | |
| 24 of April | Bova | Saint Bova | ||
| 25 of April | Bonifacio | Blessed BonifaceValperga | 1243 Italy | |
| 26 of April | Basil | Saint Basil | 322 Italy | |
| 30 of April | Benito | Blessed Benedict of Urbino | 1625 Italy | |
| 1 of May | Brieuc | Saint Brieuc | United kingdom | France |
| 2 of May | Boleslao | Blessed Boleslas Strzelecki | 1896 Poland | 1941 Poland |
| 5 of May | Bienvenido | Blessed Benvenutto Mareni | 1289 Italy | |
| 5 of May | Britton | Saint Britton of Trier | 386 Belgium | |
| 6 of May | Benita | Saint Benita of Roma | Italy | |
| 6 of May | Bartolomé | Blessed Bartholomew Pucci-Franceschi | 1260 Italy | 1330 Italy |
| 7 of May | Benedict | Saint Benedict II pope | Italy | |
| 8 of May | Boniface | Saint Boniface IV pope | 615 Italy | |
| 9 of May | Beatus | Saint Beatus of Vendôme | France | |
| 10 of May | Beatriz | Blessed Beatrice I d'Este | 1200 Italy | 1226 Italy |
| 10 of May | Blanda | Saint Blanda mártir | ||
| 16 of May | Brendan | Saint Brendan | 460 Ireland | 577 Ireland |
| 18 of May | Burcardo | Blessed Burchard of Beinwil | Switzerland | Switzerland |
| 18 of May | Blandina | Blessed Blandine Merten | 1883 Germany | 1918 Germany |
| 20 of May | Bernardino | Saint Bernardine of Siena | 1380 Italy | 1444 Italy |
| 20 of May | Baudilius | Saint Baudilius of Nimes | France | |
| 22 of May | Basilisk | Saint Basilisk of Comana | Turkey | |
| 25 of May | Beda | Saint Bede the Venerable | 672 United kingdom | 735 United kingdom |
| 26 of May | Berengere | Saint Berenger of Saint-Papoul | 1093 France | |
| 27 of May | Bruno | Saint Bruno of Wurzburg | 1045 Germany | |
| 29 of May | Bona | Saint Bona of Pisa | 1156 Italy | 1207 Italy |
| 31 of May | Bautista | Blessed Baptista Varani | 1458 Italy | 1524 Italy |
| 5 of June | Boniface | Saint Boniface of Crediton | 672 United kingdom | 754 Netherlands |
| 6 of June | Bessarion | Saint Bessarion | Egypt | |
| 6 of June | Bertrando | Blessed Bertrand of Udine | 1260 France | 1350 Italy |
| 10 of June | Bogumilus | Saint Bogumilus of Gniezno | 1116 Poland | 1182 Poland |
| 11 of June | Bernabé | Saint Barnabas Apostle | Cyprus | 70 Cyprus |
| 11 of June | Bardón | Blessed Bardon of Maguncia | 1051 Germany | |
| 12 of June | Basilides | Saint Basilides martyr | 303 Italy | |
| 15 of June | Benilde | Saint Benilde of Córdoba | Spain | 853 Spain |
| 15 of June | Bárbara | Saint Bárbara Cui Lianzhi | 1900 China | |
| 15 of June | Bernard | Saint Bernard of Menthone | 1081 France | |
| 16 of June | Benon | Saint Benon | 1106 Germany | |
| 23 of June | Bilius | Saint Bilius of Vannes | 914 France | |
| 27 of June | Bienvenido | Blessed Benvenutto of Gubbio | 1232 Italy | |
| 30 of June | Bertrand | Saint Bertrand | 553 France | 623 France |
| 30 of June | Basilio | Blessed Basilio Velyckovsky | 1903 Ukraine | 1973 Canada |