Roy Aubrey Kelvin Heath was a Guyanese writer.

He was most noted for The Georgetown Trilogy (also published in an omnibus volume as The Armstrong Trilogy, 1994), consisting of From the Heat of the Day (1979), One Generation (1980), and Genetha (1981).

Heath came to England from Guyana in 1951 and has lived there until his death at the age of 81. He read Modern Languages at London University and from 1959 pursued a career as a novelist and a teacher.