Louis Mountbatten, 1st Earl Mountbatten of Burma | Horatio Nelson, 1st Viscount Nelson | Herbert Kitchener, 1st Earl Kitchener | Charles Cornwallis, 1st Marquess Cornwallis | 1st United States Congress | Frederick Roberts, 1st Earl Roberts | Bernard Montgomery, 1st Viscount Montgomery of Alamein | William Cecil, 1st Baron Burghley | Robert Harley, 1st Earl of Oxford and Earl Mortimer | George Villiers, 1st Duke of Buckingham | Thomas Wentworth, 1st Earl of Strafford | William Pitt, 1st Earl of Chatham | Joseph Lister, 1st Baron Lister | 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 | Agnes | Robert, 1st Earl of Gloucester | Guy Carleton, 1st Baron Dorchester | Garnet Wolseley, 1st Viscount Wolseley | Douglas Haig, 1st Earl Haig | Ramsay MacDonald | Jeanette MacDonald | George Monck, 1st Duke of Albemarle | Frederick Schomberg, 1st Duke of Schomberg | Edward Hyde, 1st Earl of Clarendon | William Slim, 1st Viscount Slim | Sir Arthur Harris, 1st Baronet | Richard Howe, 1st Earl Howe |
Her mother, Theodora Foulks Hewitt (1802-1875), was the daughter of William Hewitt, also of Jamaica, descended from a brother of James Hewitt, 1st Viscount Lifford.
In 1866 Poynter married the famous beauty Agnes MacDonald, daughter of the Rev G B MacDonald of Wolverhampton, and they had three children.