Koyo may refer to:
Kōyō, a masculine Japanese given name Koyo Electronics Corporation Limited, a Japanese electronics corporation Koyo language (disambiguation) Koyō, a French music producer Koyo (band), an American punk rock band 5591 Koyo, a main-belt asteroid KOYO-LP, a low-power radio station (107.1 FM) licensed to serve Oroville, California, United States Koyö, a French music producer Koyo Loans, a UK personal loan lender
See also Koyo Seiko, a manufacturer of ball and roller bearings Koyo Zom, highest peak in the Hindu Raj range, Pakistan Kōyō Gunkan, a record of the military exploits of the Takeda family, Japan Hankyū Kōyō Line, a railway line of Hankyu Railway in Hyōgo Prefecture, Japan Kōyōen Station, railway station in Nishinomiya, Hyōgo Prefecture, Japan Fukushima Prefectural Iwaki Koyo High School, public (prefectural) high school in Iwaki, Fukushima Prefecture, Japan Koyo Gakuin High School, private junior and senior high schools for boys Fukuoka Prefectural Asakura Koyo High School, public (prefectural) in Asakura, Fukuoka Prefecture, Japan Koyo High School, private high school in Ōmura, Nagasaki Prefecture, Japan Kyoto Prefectural Koyo High School, public (prefectural) high school in Mukō, Kyoto, Japan Miyagi Prefecture Kesennuma Koyo High School, public (prefectural) in Kesennuma, Miyagi Prefecture, Japan Nagoya Koyo Senior High School, public (municipal) high school in Nagoya, Aichi Prefecture, Japan Okayama Prefectural Koyo High School in Okayama, Okayama Prefecture, Japan Okinawa Prefectural High School, public (prefectural) high school in Yaese, Okinawa Prefecture, Japan Wakayama Koyo High School, public (prefectural) high school in Wakayama, Wakayama Prefecture, Japan