Author
- Abū ʿAmr al-Dānī1
- Acciaioli family1
- Agnes de Cavaciis1
- Agnes de Claustris1
- Ahmad Ibn-Muhammad Ibn-al-Haʾim1
- Ahmad al-Buni1
- Akmal al-Din al-Babarti1
- Al-Dhahabi1
- Al-Qurtubi1
- Alain of Lille1
- Albericus de Rosate1
- Albertus Magnus1
- Aldobrandino da Siena1
- Amīr Kātib ibn Amīr ʻUmar Itqānī1
- Andrea Goussen1
- Antoine Rolet1
- Antonio d'Azario1
- Antonio dei Pigolati1
- Arrigucci family1
- Avicenna1