Aoi may refer to:
Ao (color), a Japanese color word (noun) Aoi (name), a Japanese given name and a Japanese surname Aoi, the Japanese name for various plants used in Japanese heraldry, including the hollyhock and wild ginger Aoi, a shorthand for the Tokugawa clan which took the plant as its symbol Aoi, Nagoya neighbourhood Aoi Oshitayashiki residence in Aoi, Nagoya Aoi Matsuri, a hollyhock festival that takes place annually on 15 May in Kyoto, Japan Aoi (trigraph), the three letters "aoi" Aoi-ku, Shizuoka, a ward of Shizuoka, Shizuoka Prefecture, Japan Aoi Asahina, a character from the Danganronpa franchise
Science and technology AND-OR-Invert, a Boolean logic gate in electrical engineering Angle of incidence (disambiguation), angle from "straight on" (angle from perpendicular or normal) Arctic oscillation index, a measure of atmospheric pressure changes in the Arctic Automated optical inspection, manufacturing test system that uses optical vision to identify defects during the manufacturing of a PCBoard Area of interest, a contiguous area that is of interest for military purposes, related to area of responsibility
Organizations Arab Organization for Industrialization, an Egyptian defense manufacturing consortium Association of Illustrators, a non-profit trade association for illustrator's rights and professional standards (U.K.) AOI Records, a record label created by De La Soul Africa Orientale Italiana, an Italian colony in Africa Association of the Oldest Inhabitants of the District of Columbia, a civic organization based in Washington, D.C. Africa Open Institute for Music, Research and Innovation, a interdisciplinary music research institute at Stellenbosch University
Other uses "Aoi" (song), a 2013 song by Sakanaction Aoi (TV series), a 2000 Japanese historical drama television series Ancona Airport's IATA code, near Ancona, Italy All Ordinaries, the primary index of the Australian securities market Articles of incorporation, the rules governing a corporation (U.S. and Canada) Art Official Intelligence, a series of albums by De La Soul