- Abraham (Biblical patriarch)2
- Abraham (Biblical patriarch) in the Qurʼan2
- Abridgements2
- Abū Bakr, Caliph, -6342
- Abū al-Layth al-Samarqandī, Naṣr ibn Muḥammad, -983? Muqaddimah fī al-ṣalāh2
- Abū Ḥanīfah, d. 767 or 8. Maqṣūd fī al-taṣrīf2
- Actions and defenses2
- Adam (Biblical figure)2
- Addresses2
- Administration2
- Aeneas (Legendary character)2
- Affinity (Law)2
- Afghanistan--Herat2
- Agriculture--Economic aspects2
- Agriculture--Religious aspects--Hinduism2
- Akbar, Emperor of Hindustan, 1542-16052
- Alberto, Alberto di2
- Alessandri, Bartolomeo degli2
- Alessandri, Pietro degli2
- Alexander III, Pope, -11812