Author
- Abu-Shama al-Maqdissí1
- Abū Bakr ibn Sharaf Ṣāliḥī1
- Abū Saʻīd ibn Manṣūr Dāmaghānī1
- Abū al-Layth al-Samarqandī, Naṣr ibn Muḥammad, -983?1
- Abū al-Qāsim ʻAbd al-Raḥmān ibn ʻAlī ibn Abī Ṣādiq al Nīsābūrī1
- Acciaioli family1
- Adam Magister1
- Agnes de Cavaciis1
- Agnes de Claustris1
- Ahmad Ibn-Muhammad Ibn-al-Haʾim1
- Ahmad al-Buni1
- Akmal al-Din al-Babarti1
- Al-Bayhaqi1
- Al-Birzali1
- Al-Qurtubi1
- Al-Tamimi, the physician1
- Alain of Lille1
- Albertanus of Brescia1
- Albertus Magnus1
- Albertus de Saxonia1