He was succeeded in the viscountcy by his only son Cornwallis, who was created Earl de Montalt in 1886.
James Earl Jones | Prince Edward, Earl of Wessex | Louis Mountbatten, 1st Earl Mountbatten of Burma | Horatio Nelson, 1st Viscount Nelson | Herbert Kitchener, 1st Earl Kitchener | Charles Cornwallis, 1st Marquess Cornwallis | Earl | 1st United States Congress | Frederick Roberts, 1st Earl Roberts | Bernard Montgomery, 1st Viscount Montgomery of Alamein | Earl of Derby | William Cecil, 1st Baron Burghley | Earl Warren | Earl of Pembroke | Robert Harley, 1st Earl of Oxford and Earl Mortimer | George Villiers, 1st Duke of Buckingham | Earl of Warwick | Thomas Wentworth, 1st Earl of Strafford | Edward Smith-Stanley, 14th Earl of Derby | Earl of Shrewsbury | William Pitt, 1st Earl of Chatham | Simon de Montfort, 6th Earl of Leicester | Richard Neville, 16th Earl of Warwick | Joseph Lister, 1st Baron Lister | Earl of Leicester | Robert Baden-Powell, 1st Baron Baden-Powell | John Scott, 1st Earl of Eldon | Henry Brougham, 1st Baron Brougham and Vaux | Edward Seymour, 1st Duke of Somerset | Robert Devereux, 2nd Earl of Essex |
:::::* Anne Isabella, who married, as his third wife, Sir Cornwallis Maude, later Viscount Hawarden on 3 June 1777.