The son of John Humphrey CBE and his wife, Agnes Florence Humphrey (née Beatson-Bell), Humphrey was educated at Belhaven preparatory school in Dunbar and Bradfield College.
The son of John Humphrey CBE and his wife, Agnes Florence Humphrey (née Beatson-Bell), Humphrey was born on 10 January 1921 in Edinburgh, Scotland. He was educated at Belhaven preparatory school in Dunbar and Bradfield College.