Author
- Arnulf of Bohéries1
- Arnulf of Lisieux1
- Arnulf of Orléans1
- Ascanio Sforza1
- Asher ben Jehiel1
- Athanasius of Alexandria1
- Audax1
- Augustinians1
- Aulus Gellius1
- Avraham Mosheh Leʼon1
- Azriel1
- Bagnano family1
- Baldinus Ceccharini1
- Bar Hebraeus1
- Bartholomew of Trent1
- Bartolomeo Olives1
- Bartolomeu Velho1
- Bastiano Foresi1
- Bene da Firenze1
- Benedetto Martinozzi1