Sir | Humphrey Bogart | Sir Walter Scott | Hubert Humphrey | Sir Arthur Conan Doyle | Sir Robert Peel | Humphrey Gilbert | Humphrey Lyttelton | Sir Arthur Harris, 1st Baronet | Sir Raylton Dixon | Sir Harold Hillier Gardens | Sir Fitzroy Maclean, 1st Baronet | Sir Francis Baring, 1st Baronet | Sir William Temple, 1st Baronet | Sir Richard Fanshawe, 1st Baronet | Hubert H. Humphrey Metrodome | Sir William Johnson, 1st Baronet | Sir Robert Eden, 1st Baronet, of Maryland | Sir Orlando Bridgeman, 1st Baronet, of Great Lever | Sir Nigel | Sir John D'Oyly, 1st Baronet, of Kandy | Sir James Fergusson, 6th Baronet | Sir Henry Rawlinson, 1st Baronet | Sir Henry Rawlinson | Sir Frederick Pollock, 3rd Baronet | Sir Douglas Quintet | Sir Charles Trevelyan, 1st Baronet | To Sir, with Love | Sir William Williams, 1st Baronet, of Kars | Sir William Johnson |
He was the son of Sir Humphrey Mackworth of Gnoll, Glamorganshire, MP for Cardiganshire and was educated at Westminster School, Magdalen College, Oxford and the Inner Temple.