In 1872, Harcourt married Rachel Mary Bruce, daughter of the Home Secretary, Henry Bruce.
Henry VIII of England | Henry VIII | Henry Kissinger | Bruce Springsteen | Henry Wadsworth Longfellow | Henry II of England | Henry II | Henry III of England | Bruce Lee | Henry IV of France | Henry IV | Henry | Baron | Bruce Willis | Henry Ford | Henry James | Henry VII of England | Henry III | Louis Mountbatten, 1st Earl Mountbatten of Burma | Horatio Nelson, 1st Viscount Nelson | Henry Moore | Henry Miller | Henry I of England | Henry Clay | Herbert Kitchener, 1st Earl Kitchener | Henry IV of England | Bruce Dickinson | Patrick Henry | Henry Mancini | Henry V |
He married Eva Isabel Marion Bruce daughter of Major Henry Campbell Bruce, 2nd Baron Aberdare of Duffryn and Constance Mary Beckett on 26 April 1911 in St. Margaret's, Westminster.
At the 1868 General Election, Merthyr Tydfil became a two-member constituency but Bruce was defeated by Henry Richard and Richard Fothergill.