Opal Louis Nations (born 1941) is a British-American-Canadian writer, music historian, critic, record producer, musician and visual artist from Brighton, England.
His first published work, an experimental piece inspired by William S. Burroughs, appeared in 1969 in Michael Moorcock's New Worlds science fiction magazine in England.
Between the years of 1970 and 1980 Nations was the editor of Strange Faeces, a journal of experimental fiction, poetry and artwork that ran for 20 issues featuring works of John Giorno, Ron Padgett, Joe Brainard, Anne Waldman, Bernadette Mayer, Larry Fagin, Clark Coolidge, Andrei Codrescu, Keith Abbott, Glen Baxter and David Mayor.
Many of his manuscripts are housed in the Opal Louis Nations Collection in the Archives of African American Music and Culture at Indiana University in the United States.
He is the co-producer and appears in the music documentary How They Got Over: Gospel Quartets and the Road to Rock and Roll directed by Robert Clem in 2013.