Harold Harrison est né le 28 mai 1909 à Merseyside, Angleterre, Royaume-Uni. Il était marié à Louise Harrison. Il est mort le 3 mai 1978 à Londres, Angleterre, Royaume-Uni.
Father, with wife of Louise Harrison (b. 1931), Harry Harrison (b. 1934), Peter Harrison (1940-2007), and singer-songwriter George Harrison (1943-2001), all born at home at 12 Arnold Grove in the Wavertree suburb of Liverpool, Merseyside.