Aoa, AOA,or AoA may refer to:
South Korean girl group AOA has released three studio albums, one compilation album, four EPs, seventeen singles (including ten physical singles and seven digital singles), and two promotional singles.
AOA (Hangul: 에이오에이; an acronym for Ace of Angels) is a South Korean idol girl group signed under FNC Entertainment.
AOA Black is a subgroup of the South Korean girl group AOA, formed by FNC Entertainment in 2013. It is composed of five AOA members: Jimin, Choa, Yuna, Mina and Youkyung.
AOA Cream is a subgroup of the South Korean girl group AOA, formed by FNC Entertainment in 2016. It is composed of three AOA members: Yuna, Hyejeong and Chanmi.
Acyloxyacyl hydrolase, also known as AOAH, is a protein which in humans is encoded by the AOAH gene.
'Aoa is a village in the east of Tutuila Island, American Samoa. It is located on the north coast, close to the island's eastern tip, at a narrowing of the island and is connected by road with Amouli on the south coast.
Aoa are fictional creatures in the Dungeons & Dragons role-playing game.