- Alphabet--Religious aspects--Hinduism2
- Alphabet--Religious aspects--Islam3
- Alphabets2
- Altars1
- Altoviti, Bartolomea1
- Alī Ādila Śāha II, Sultan of Bijapur, 1638-16721
- Amadori family13
- Amadori, Andrea6
- Amadori, Bartolomeo1
- Amadori, Francesco3
- Amadori, Lorenzo2
- Amadori, Niccolo1
- Amaracandrasūri, active 13th century. Kavyakalpalatā1
- Ambassadors7
- Ambrogio, Leonardo d'1
- Ambrose, Saint, Bishop of Milan, -3971
- Ambrosian chants2
- Ambrosian rite (Catholic Church)1
- Amedei, Bartolomeo1
- Amelius, Martyr1