By Series - Dictionary of World Biography: Middle Ages
- Abū Hanīfah
- Abul Wefa
- Abuū Mūsā Jābir ibn Hayyān
- Adam de la Halle
- Adrian IV
- Afonso I
- Ahmad ibn Hanbal
- al-Ashʿarī
- Al-Bīrūnī
- Al-Ghazālī
- Al-Hallāj
- Al-Hasan al-Basrī
- Al-Jahiz
- Al-Masʿudi
- al-Razi
- al-Tabarī
- Alain Chartier
- Alboin
- Alcuin
- Alexander III
- Alexander Neckam
- Alexander Nevsky
- Alfonso X
- Alfred the Great
- Alhazen
- Alp Arslan
- Andrea Orcagna
- Andrea Pisano
- Arnold of Villanova
- Arnolfo di Cambio
- Árpád
- Ashikaga Takauji
- Averroës
- Avicenna
- Basil the Macedonian
- Baybars I
- Benjamin of Tudela
- Boethius
- Bohemond I
- Boniface VIII
- Boris I of Bulgaria
- Canute the Great
- Casimir the Great
- Cassiodorus
- Charlemagne
- Charles d’Orléans
- Charles IV
- Charles Martel
- Charles the Bald
- Chrétien de Troyes
