Chris Rainbow (born Christopher James Harley, 18 November 1946, Glasgow) is a Scottish rock singer and musician who had two minor hit songs, "Give Me What I Cry For" and "Solid State Brain" in the 1970s.

Apart from his solo career, he also made frequent vocal contributions to The Alan Parsons Project, starting on their 1979 Eve album through to their 1987 album Gaudi, and Eric Woolfson's Freudiana (1990) (an APP album in all but name).