Author
- Rabanus Maurus2
- Sallust2
- Thomas of Cantimpré2
- Titus Livius2
- Walter of Châtillon2
- William of Conches2
- Abdias of Babylon1
- Abraham Faber1
- Acciaioli family1
- Adriano Castellesi1
- Aelianus Tacticus1
- Alain Chartier1
- Alain of Lille1
- Albertus de Saxonia1
- Alcuin1
- Alexander III1
- Alexander IV1
- Alexander VI1
- Alfonso de Cartagena1
- Andrea Gritti1