Author
- Antonio Pérez1
- Antonio de Mendoza1
- Antonio di. Montalvo1
- Antonius Beraldus1
- Antonius Gryphius1
- Apostolic Camera1
- Archduke Ernest of Austria1
- Arnold Goerinus1
- Ascanio Sforza1
- Asiriddini Akhsikatī1
- Asmus Biersteden1
- Assembly of the French clergy1
- Augustine of Hippo1
- Avicenna1
- Azriel1
- Aḥmad Dīkqūz1
- Aḥmad Ibn-Muḥammad al-Qudūrī1
- Aḥmad ibn Aḥmad Ramlī1
- Aḥmad ibn Muḥammad ʻInānī1
- Badr ad-Dīn ibn Mālik1