Author
- Abbaye-aux-Bois1
- Abdias of Babylon1
- Abraham Faber1
- Abu al-Qasim al-Zahrawi1
- Acciaioli family1
- Accursius1
- Achilles Statius1
- Adam Luce Dominici1
- Adam of Aldersbach1
- Adam of Bockenfield1
- Adam of Eynsham1
- Adriano Castellesi1
- Aelianus Tacticus1
- Agnes de Cavaciis1
- Agnes de Claustris1
- Agnolo Poliziano1
- Albericus de Rosate1
- Albert Schultens1
- Albert de Löwenstein-Wertheim-Virnebourg1
- Alberto Cattani1