Ou Hao (欧豪, born in Pingtan County, Fuzhou City, Fujian Province) is a Chinese pop singer and film actor, also known by the mononym OHO.

In 2014 he appeared in his first television series, "Singing Wars." In 2015 he released his first solo mini-album "On His Own," winning awards as a pop singer. In 2019 he starred in the drama film "The Bravest" and the crime thriller "Go Risky" and was nominated for Best Supporting Actor at the 11th Macau International Movie Festival. The actor was also nominated for Best Supporting Actor at the 33rd Golden Rooster Awards for Chinese cinema.

Ou Hao was originally named Ou Liang. In childhood, his family had to update their household register. A clerk accidentally wrote "Liang" as "Hao." Ou decided to keep this name.