Aita (also spelled Eita in Etruscan inscriptions) is the name of the Etruscan equivalent to the Greek Hades, the divine ruler of the underworld.
Aita can be:
- All India Tennis Association, abbreviated to AITA
- Aita, name of the Etruscan equivalent to the Greek Hades
- Aita River, a tributary of the Olt River in Romania
- Aita Mare, a commune in Covasna County, Romania
- Aita al-Foukhar, a small village located in the Bekaa Valley in the Rachaya region of Lebanon
- Aita Donostia, pen name of Jose Gonzalo Zulaika, a Basque musicologist and composer
- Vincenzo Aita, an Italian politician and a member of the European Parliament
Aita means in Arabic, "call, cry or lament" and is a Bedouin musical style that originates from the countryside of Morocco.