Author
- Anantabhaṭṭa1
- Anantadeva1
- Andrea Amadio1
- Andrea Cambini1
- Andrea Gritti1
- Andreas Vesalius1
- Andreas de Escobar1
- Andrés Bernáldez1
- Angelus Callimachus de Monteviridi1
- Ankirawī, ʻAbd al-Ḥamīd ibn ʻAbd al-Raḥmān, -1362?1
- Anshe Maase (Corfu)1
- Antonia Tanini Pulci1
- Antonius de Vecelli1
- António Nunes Ribeiro Sanches1
- Apostolic Camera1
- Arles1
- Arnaldus de Villa Nova1
- Arnulf of Bohéries1
- Arrigucci family1
- Arīnī, Muḥammad ibn Najm1