Author
- Adhraʻī, Abū Bakr ibn Aḥmad1
- Adranawī, Ibrāhīm ibn ḥamzah, d. 1557 or 81
- Adrian VI1
- Aelianus Tacticus1
- Ahmad al-Badawi1
- Ahmad ibn Abd al-Razzaq al-Tantarani1
- Ahmad ibn Hanbal1
- Ahmad ibn Ismail al-Taliqani1
- Ahmad ibn Muhammad ibn Muhammad Shumunni1
- Ahmad ibn Zayn al-Din al-Ahsa'i1
- Ahmed Sudi1
- Ahmed al-Tijani1
- Ahmed ibn Nasir1
- Akiva ben Joseph1
- Al-Baqillani1
- Al-Bayhaqi1
- Al-Biruni1
- Al-Birzali1
- Al-Hadi ila'l-Haqq Yahya1
- Al-Karaji1