Sonny Okosun (1 January 1947 – 24 May 2008) was a Nigerian musician, who was known as the leader of the Ozzidi band. He named his band Ozzidi after a renowned Ijaw river god, but to Okosun the meaning was "there is a message". His surname is sometimes spelled Okosuns and his first name Sunny. He was one of the leading Nigerian musicians from the late 1970s to mid-1980s.