Author
- Abu al-Qasim al-Zahrawi1
- Abu l-Fath1
- Abu ʻAbd Allāh Muḥammad ibn al-Bahāʼ1
- Abū al-Qāsim ʻAbd al-Raḥmān ibn ʻAlī ibn Abī Ṣādiq al Nīsābūrī1
- Abū ʻAbd al-Raḥmān Yaʻqūb ibn Ayyūb Mawāhidī1
- Acciaioli family1
- Acyutakr̥ṣṇānandatīrtha1
- Adam Luce Dominici1
- Adrian VI1
- Adrien de le Borve1
- Agnes de Cavaciis1
- Agnes de Claustris1
- Agnivesa1
- Agniveśamuni1
- Agnolo Poliziano1
- Al-Biruni1
- Al-Jaldaki1
- Al-Khazini1
- Al-Mawardi1
- Al-Mubashshir ibn Fātik1