Harcourt was the son of Sir William Vernon Harcourt, son of William Vernon Harcourt, son of the Right Reverend Edward Venables-Vernon-Harcourt, son of George Venables-Vernon, 1st Baron Vernon, by his third wife Martha Harcourt, daughter of Simon Harcourt, son of Simon Harcourt, 1st Viscount Harcourt.
Horatio Nelson, 1st Viscount Nelson | Viscount | Vickers Viscount | Bernard Montgomery, 1st Viscount Montgomery of Alamein | William Howe, 5th Viscount Howe | viscount | Port Harcourt | Garnet Wolseley, 1st Viscount Wolseley | Ed Harcourt | Charles Lyttelton, 10th Viscount Cobham | William Slim, 1st Viscount Slim | Edmund Allenby, 1st Viscount Allenby | William Lamb, 2nd Viscount Melbourne | Julian Byng, 1st Viscount Byng of Vimy | Houghton Mifflin Harcourt | Alan Brooke, 1st Viscount Alanbrooke | William Waldorf Astor, 1st Viscount Astor | James Bryce, 1st Viscount Bryce | Henry St John, 1st Viscount Bolingbroke | Henry John Temple, 3rd Viscount Palmerston | Edward Grey, 1st Viscount Grey of Fallodon | Charles Bathurst, 1st Viscount Bledisloe | Walter Runciman, 1st Viscount Runciman of Doxford | Viscount Falkland | Samuel Hood, 1st Viscount Hood | John Anderson, 1st Viscount Waverley | James Craig, 1st Viscount Craigavon | William Beresford, 1st Viscount Beresford | William Barrington, 2nd Viscount Barrington | Stapleton Cotton, 1st Viscount Combermere |
The original structure was given to the Earl Harcourt, who had it re-erected in the grounds of his home, Nuneham House, where it remains to this day.