Author
- Anantabhaṭṭa1
- Anantadeva1
- Andreas Vesalius1
- Andreas de Escobar1
- Andrés Bernáldez1
- Ankaravî Mustafa bin Mehmet1
- Ankirawī, ʻAbd al-Ḥamīd ibn ʻAbd al-Raḥmān, -1362?1
- Anshe Maase (Corfu)1
- Antonio de Villegas1
- Antonio de la Torre1
- Antonius de Carlenis1
- Antonius de Vecelli1
- António Nunes Ribeiro Sanches1
- António Vieira1
- Arīnī, Muḥammad ibn Najm1
- Arşı Baba1
- Athanasius of Alexandria1
- Augustinus Triumphus1
- Augustinus de Leonissa1
- Aurelius Victor1