Author
- Abū al-Qāsim ibn Abī Bakr Samarqandī1
- Abū al-Qāsim ʻAbd al-Raḥmān ibn ʻAlī ibn Abī Ṣādiq al Nīsābūrī1
- Abū ʻAbd al-Raḥmān Yaʻqūb ibn Ayyūb Mawāhidī1
- Aelius Donatus1
- Ahmed ibn Nasir1
- Al-Biruni1
- Al-Jaldaki1
- Al-Khazini1
- Al-Khwarizmi1
- Al-Larí1
- Al-Mawardi1
- Al-Mu'azzam Isa1
- Al-Mubashshir ibn Fātik1
- Al-Ḥusayn ibn al-Ḥasan Jurjānī1
- Albertus Magnus1
- Albertus de Saxonia1
- Albrecht von Eyb1
- Aldobrandino da Siena1
- Alessandro Farnese1
- Alessandro Piccolomini1