Author
- Ali al-Bistami1
- Alʼmywṭy1
- Alṭaaāʼī1
- Andrea Amadio1
- Andreas de Escobar1
- Angelus Callimachus de Monteviridi1
- Anselm of Canterbury1
- Antonius de Carlenis1
- Antonius de Vecelli1
- Arles1
- Armenian Catholic Church1
- Augustinus Triumphus1
- Augustinus de Leonissa1
- Azriel1
- Aḥmad Ibn-Muḥammad Ibn-ar-Rifʿa1
- Aḥmad Ibn-Muḥammad al-Qudūrī1
- Aḥmad Naqāwusī1
- Aḥmad ibn Ibrāhīm Sarrūjī1
- Aḥmad ibn Manṣūr Isbījābī1
- Aḥmad ibn Maḥmūd Siyawāsī1