Encyclopedias, Almanacs, Transcripts, and Maps
- Ayn, Ras al-
- Ayolas, Juan de (1539?–?)
- Ayora Cueva, Isidro (1879–1978)
- Ayoreo
- Azande
- Azar, Héctor (1930–2000)
- Azara, Félix de (1746–1821)
- Azcapotzalco
- Azcárate y Lezama, Juan Francisco de (1767–1831)
- Azcárraga Milmo, Emilio (1930–1997)
- Azcona Hoyo, José Simón (1927–2005)
- Azcuénaga, Miguel de (1754–1833)
- Azerbaijan Crisis
- Azerbaijani Turks
- Azerbaijanis
- Azeri Language and Literature
- Azevedo, Aluísio (1857–1913)
- Azevedo, Fernando de (1894–1974)
- Azevedo, Thales de (1904–1995)
- Azhar, al-