Author
- Antonius Diogenes 1
- Antonius monk, disciple of Simeon Stylites fl. 470 1
- Apollonius, of Tyana 1
- Appendix Vergiliana 2
- Appianus of Alexandria 1
- Apuleius 1
- Aquila Romanus 1
- Aratus Solensis 2
- Arcesilai Epistula 1
- Archilochus 2
- Archimedes 2
- Aretaeus of Cappadocia 2
- Arethas, Archbishop of Caesarea (Cappadocia), ca. 860-ca. 940 1
- Argumenta Aeneidis et Tetrasticha in cunctis libris Vergilii 4
- Aristarchus, of Samos 1
- Ariston, of Chios 1
- Aristonous Corinthius 3. Jh. v. Chr. 1
- Aristotle. 384-322 10
- Arrian 7
- Artaxerxis Epistulae 1
