Harold Arthur Watkinson, 1st Viscount Watkinson, (25 January 1910, in Walton on Thames – 19 December 1995, in Bosham) was a British businessman and Conservative Party politician.
He was Minister of Transport and Civil Aviation between 1955 and 1959 and a cabinet member as Minister of Defence between 1959 and 1962, when he was sacked in the Night of the Long Knives.