Robert Coull Wellins was a Scottish tenor saxophonist who collaborated with Stan Tracey on the album Jazz Suite Inspired by Dylan Thomas's "Under Milk Wood" (1965).

Stanley William Tracey was a British jazz pianist and composer, whose most important influences were Duke Ellington and Thelonious Monk. Tracey's best known recording is the 1965 album Jazz Suite Inspired by Dylan Thomas's "Under Milk Wood", which is based on the BBC radio drama Under Milk Wood, by Dylan Thomas.