Anat - Anth
- Anathema
- Anathoth
- Anatole de Bengy
- Anatole Leroy-Beaulieu
- Anatolia, Saint
- Anatolius, Saint
- Anatomy
- Anazarbus
- Añazco, Pedro de
- Anchieta, Joseph
- Anchor (as Symbol), The
- Anchorites
- Ancient Diocese and Monastery of Lindisfarne
- Ancient Diocese of Bristol
- Ancient Diocese of Chester
- Ancient Diocese of Hereford
- Ancient Diocese of Macon
- Ancient Diocese of Norwich
- Ancient Diocese of Saint Asaph
- Ancient Diocese of Sodor and Man
- Ancient Diocese of Vaison
- Ancient Diocese of Worcester
- Ancient of Days
- Ancient Order of Hibernians
- Ancient See of Aarhus in Denmark
- Ancient See of Bergen in Norway
- Ancient See of Borglum
- Ancient See of Odense in Denmark
- Ancient See of Oslo in Norway
- Ancient See of Ribe in Denmark (Jutland)
- Ancient See of Roskilde in Denmark
- Ancient See of Skara
- Ancient See of Stavanger
- Ancient See of Strengnas
- Ancient See of Trondhjem
- Ancient See of Vexio
- Ancient See of Viborg in Denmark
- Ancient See of Westeraas
- Ancient See of Winchester
- Ancient See of York