- Alfonso III, King of Asturias and Leon, approximately 848-approximately 9101
- Alfonso V, King of Asturias and León, 994-1027 or 10281
- Alfonso VI, King of Castile and Leon, 1030-11091
- Alfonso VII, The Emperor, King of Castile, 1104-11571
- Alfonso VIII, King of Castile, 1155-12141
- Alfonso X, King of Castile and Leon, 1221-12841
- Allegories1
- Ana, Queen, consort of Philip II, King of Spain, 1549-15801
- Annals and chronicles1
- Aragon (Spain). Cortes1
- Asceticism--Hinduism1
- Babur, Emperor of Hindustan, 1483-15301
- Basmalah1
- Battle of Covadonga (Covadonga, Spain : 718)1
- Castile (Kingdom). Cortes1
- Catholic Church1
- Censored works1
- Charles V, Holy Roman Emperor, 1500-15581
- Charts, diagrams, etc.1
- Cid (Epic cycle)1