Encyclopedias, Almanacs, Transcripts, and Maps
- Ambrosians
- Ambrosiaster
- Ambrosius Catharinus (Lancelot Politi)
- Ambry (Armarium)
- Ameimar
- Amelander (also Amlander), Menahem Mann ben Solomon Ha-Levi
- Amelry, Francis
- Amenities, Communal
- Amenophis III°
- Amerbach, Veit
- America-Israel Cultural Foundation
- American Academy for Jewish Research
- American Academy of Religion
- American Association for Jewish Education
- American Board of Catholic Missions
- American Catholic Historical Association
- American Council for Judaism
- American Council of Christian Churches
- American Culture and Islam
- American Federation of Catholic Societies