Oyo

Oyo can refer to:

Nigeria

 * Oyo Empire, a former Yoruba state that covered parts of Nigeria and Benin, or the capital city
 * Oyo State, a present-day state of Nigeria named after the Oyo Empire
 * Oyo, Oyo State, a city founded in the 1830s as an alternative capital of the remnants of the old Oyo empire

Republic of the Congo

 * Oyo, Congo, a city in the Cuvette Region

Indonesia

 * Oyo River, in southern Java

Other uses

 * Oyo Boy Sotto (born 1984), Filipino actor
 * Oyo (e-reader), e-book reader
 * OYO Rooms, a budget hotel chain
 * Õÿö, album by Angélique Kidjo