| Blessed Aaron of Cracow |
September 17 |
| Blessed Abraham of Strelna |
October 20 (local calendars) or with other Novgorod saints |
| Blessed Adalbero of Liege |
December 09 |
| Blessed Adalbert Nierychlewski |
January 28 |
| Blessed Adam Bargielski |
February 04 |
| Blessed Adam of Loccum |
December 09 |
| Blessed Adela Mardosewicz |
June 12 (group feast of the 108 Polish Martyrs of WWII) |
| Blessed Adelheidis of Tennenbach |
December 09 |
| Blessed Adeline |
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| Blessed Adilio Daronch |
October 14 |
| Blessed Adílio Daronch |
October 14 |
| Blessed Adolph Kolping |
December 04 |
| Blessed Adrian Fortescue |
July 09 |
| Blessed Adrian of Dalmatia |
May 30 |
| Blessed Aegidius of Assisi |
April 23 |
| Blessed Agnello of Pisa |
April 8 |
| Blessed Agnes de Jesus Galand |
February 21 |
| Blessed Agnes Galand |
October 19 |
| Blessed Agnes Takea |
November 24 |
| Blessed Agnes Tsao-Kou Ying |
July 09 |
| Blessed Agostino Novello |
May 19 |
| Blessed Aimo Taparelli |
August 15 |
| Blessed Alacrinus of Casamari |
February 19 |
| Blessed Alain de Solminihac |
December 31 |
| Blessed Alan De La Roche |
September 08 |
| Blessed Alan De Solminihac |
December 31 |
| Blessed Albaro of Cordova |
February 19 |
| Blessed Alberic of Gladbach |
January 26 |
| Blessed Albert of Bergamo |
December 07 |
| Blessed Albert of Bologna |
April 14 |
| Blessed Albert of Haigerloch |
July 4 |
| Blessed Albertina Berkenbrock |
June 15 |
| Blessed Albertinus |
August 31 |
| Blessed Alberto Marvelli |
October 5 |
| Blessed Alcuin |
May 19 |
| Blessed Alda |
April 26 |
| Blessed Alda of Siena |
April 26 |
| Blessed Aleksy Sobaszek |
June 12 (group feast of the 108 Polish Martyrs of WWII) |
| Blessed Alericus |
October 8 |
| Blessed Alexander Baldrati |
November 1 |
| Blessed Alexander of Foigny |
April 27 |
| Blessed Alexander Vincioli |
May 3 |
| Blessed Alexandrina Maria da Costa |
October 13 |
| Blessed Alexius Sanbashi Saburo |
September 10 |
| Blessed Alfons Maria Mazurek |
June 12 (group feast of the 108 Polish Martyrs of WWII) |
| Blessed Alfonso Lopez |
September 10 |
| Blessed Alfonso López |
September 10 |
| Blessed Alfonso Navarrete Benito |
September 10 |
| Blessed Alfonso Pacheco |
July 25 |
| Blessed Alfredo Ildefonso Schuster |
August 30 |
| Blessed Aloisius Maria Monti |
November 1 |
| Blessed Alojzije Stepinac |
February 10 |
| Blessed Alojzy Liguda |
June 12 (group feast of the 108 Polish Martyrs of WWII) |
| Blessed Aloysius Bellesini |
February 3 |
| Blessed Aloysius Luis Rabata |
May 11 |
| Blessed Aloysius Tezza |
September 26 |
| Blessed Alpais of Cudot |
November 3 |
| Blessed Alvarez of Cordova |
January 19 |
| Blessed Álvaro of Córdoba |
February 19 |
| Blessed Amadeus of Clermont |
January 28 |
| Blessed Amadeus of Lausanne |
January 28 |
| Blessed Amata of San Sisto |
June 10 |
| Blessed Ambrose Fernandez |
March 14 |
| Blessed Ambrose Sansedoni of Siena |
March 20 |
| Blessed Ana de los Ángeles Monteagudo |
January 11 |
| Blessed Anacleto González Flores |
April 1 |
| Blessed Anacleto Gonzalez Flores |
April 1 |
| Blessed Anastazy Jakub Pankiewicz |
June 12 (group feast of the 108 Polish Martyrs of WWII) |
| Blessed Andrea Carlo Ferrari |
February 2 |
| Blessed Andrea Gallerani |
March 19 |
| Blessed Andrea Giacinto Longhin |
June 26 |
| Blessed Andreas Iscak |
February 22 |
| Blessed Andres Sola Molist |
August 2 (group feast of the Martyrs of Barbastro) |
| Blessed Andrés Solá Molist |
August 2 (group feast of the Martyrs of Barbastro) |
| Blessed Andrew Abellon |
May 15 |
| Blessed Andrew Dotti |
August 31 |
| Blessed Andrew Grego |
February 22 |
| Blessed Andrew Oexner of Riun |
November 12 |
| Blessed Andrew of Antioch |
November 30 |
| Blessed Andrew of Phu Yen |
July 26 |
| Blessed Andrew of Phuù Yeân |
July 26 |
| Blessed Andrew Sushinda |
September 10 |
| Blessed Andrew Tokuan |
September 10 |
| Blessed Angel of Good Counsel |
April 6 |
| Blessed Angel of Mexico |
September 10 |
| Blessed Angela de San Jose Lloret Marti |
August 2 |
| Blessed Angela Truszkowska |
October 10 |
| Blessed Angelella Guardagnoli |
January 2 |
| Blessed Angelico |
February 18 |
| Blessed Angelina DI Marsciano |
July 14 |
| Blessed Angelo Carletti |
April 11 |
| Blessed Angelo Carletti DI Chivasso |
April 12 |
| Blessed Angelus Agostini Mazzinghi |
August 16 |
| Blessed Angelus de Scarpetti |
February 3 |
| Blessed Angelus of Furci |
February 6 |
| Blessed Angelus of Gualdo Tadini |
January 25 |
| Blessed Anicet Hryciuk |
June 12 |
| Blessed Anicet Koplinski |
June 12 |
| Blessed Ann Joseph Leroux |
January 19 |
| Blessed Ann-Joseph Leroux |
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