His father was John Nicholas Thornton, a tram conductor (born 1879 Lambton, NSW, died 1942 Enfield), and his mother was Anne (née Burgess, born 1885 Enfield, died 1953 Enfield).
Harold Pinter | Harold Wilson | Thornton Wilder | Harold Macmillan | Billy Bob Thornton | Harold Bloom | Harold Godwinson | Harold Lloyd | Harold Stassen | Harold Prince | J. Harold Ellens | Harold Holt | Sir Harold Hillier Gardens | Harold Washington | Harold Hitz Burton | Harold Alexander, 1st Earl Alexander of Tunis | Thornton | Harold Peto | Harold & Kumar Go to White Castle | Harold Arlen | Harold | Harold Budd | Harold Eugene Edgerton | Harold Bauer | USC Thornton School of Music | Sigrid Thornton | Harold von Schmidt | Harold Robbins | Harold Laski | Harold Gould |