| Celebration | Name | Saint | Birth | Death |
|---|---|---|---|---|
| 19 of November | Barlaam | Saint Barlaam | Syrian arab republic | |
| 20 of November | Bernward | Saint Bernward of Hildesheim | 1022 Germany | |
| 20 of November | Basil | Saint Basil of Antioch | Syrian arab republic | |
| 22 of November | Benignus | Saint Benignus of Milan | Italy | 470 Italy |
| 22 of November | Baldji | Blessed Baldji Oghlou Ohannes | Armenia | 1895 Armenia |
| 22 of November | Bertrán | Blessed Bertrand Francisco | 1912 Spain | 1936 Spain |
| 24 of November | Balsamo | Blessed Balsamo of Cava | 1232 Italy | |
| 25 of November | Beatriz | Blessed Beatrice of Ornacieux | France | 1309 France |
| 26 of November | Basolus | Saint Basolus of Reims | ||
| 26 of November | Belino | Saint Belino | Italy | 1151 Italy |
| 27 of November | Bernardino | Blessed Bernardine of Fossa Giovanni Amici | Italy | 1503 Italy |
| 27 of November | Bilhildis | Saint Bilhildis | Germany | 710 Germany |
| 27 of November | Bronislao | Blessed Bronislaus Kostowski | Germany | 1940 Germany |
| 27 of November | Barlaan | Saint Barlaan martyr | ||
| 27 of November | Basil | Saint Basil bishop | ||
| 28 of November | Basilio | Saint Basilio mártir | ||
| 29 of November | Brandan | Saint Brandan | ||
| 30 of November | Bernaldo | Blessed Bernaldo monk | ||
| 2 of December | Bibiana | Saint Bibiana | Italy | Italy |
| 3 of December | Birinus | Saint Birinus | United kingdom | 650 United kingdom |
| 4 of December | Bárbara | Saint Barbara of Nicomedia | Turkey | Turkey |
| 4 of December | Bertoara | Saint Bertoara | ||
| 4 of December | Bernard | Saint Bernard cardinal | Italy | 1133 Italy |
| 5 of December | Bartolomé | Blessed Bartholomew Fanti | Italy | 1495 Italy |
| 5 of December | Bassus | Saint Bassus | ||
| 6 of December | Boniface | Saint Boniface Sibidense | 484 | |
| 9 of December | Bernardo | Blessed Bernard Maria of Silvestrelli | 1831 Italy | 1911 Italy |
| 10 of December | Brian | Blessed Brian Lacy | United kingdom | 1591 United kingdom |
| 12 of December | Bertolo | Blessed Bertolo Buonpedoni | Italy | 1300 Italy |
| 13 of December | Bartolo | Blessed Bartholomew Confessor | ||
| 14 of December | Buenaventura | Blessed Bonaventura Bonaccorsi | Italy | 1315 Italy |
| 16 of December | Bean | Saint Bean | Ireland | Ireland |
| 17 of December | Bega | Saint Bega | 693 | |
| 20 of December | Bajulus | Saint Bajulus | ||
| 24 of December | Bartolomé | Blessed Bartholomew Mary dal Monte | 1726 Italy | 1778 Italy |
| 25 of December | Belén | Our Lady of Belen | ||
| 26 of December | Bentivolio | Blessed Bentivolio of Bonis | 1188 Italy | 1232 Italy |
| 31 of December | Barbatian | Saint Barbatian | Italy |