Atia or ATIA may refer to:

• One of the spellings of the Arabic name Atiyah
• Atia (gens), plebeian family of Rome
• Atia (mother of Augustus) (85 BC – 43 BC), Roman noblewoman, daughter of Julius Caesar's sister Julia Caesaris, mother of the Emperor Augustus
• Atia of the Julii, fictional character from the television series Rome, based on Atia the mother of Augustus

• Ouled Atia, town and commune in M'Sila Province, Algeria
• Atia, Bulgaria, village in Burgas Province, Bulgaria
• Assistive Technology Industry Association
• Access to Information Act, a Canadian statute

• Atea (disambiguation)
• Attea, a coastal town of ancient Mysia or of Aeolis
• Attia
• Attias
• Atias
• Atiyah

This disambiguation page lists articles associated with the title Atia.
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