Harold G. Coker, also known as A'Noor Ra-Din, is a Detroit-based musician, vocalist, and multimedia artist who has performed reggae music in the metro Detroit area for over 25 years. He was a founding member of several influential reggae bands in the region, including Matsimela in the 1970s, Makah Rhythm Tribe in the 1980s, ON-XYZ in the 1980s, and JO-NAB in the early 1990s. These bands helped popularize reggae music locally and released several albums and singles. A'Noor Ra-Din continues to be actively involved in the reggae music scene in Detroit.