Lord FitzWilliam married Catherine Decker, daughter of Sir Matthew Decker, 1st Baronet, on 3 May 1744.
Sir | Sir Walter Scott | Gospel of Matthew | Matthew | baronet | Baronet | Matthew Flinders | Louis Mountbatten, 1st Earl Mountbatten of Burma | Horatio Nelson, 1st Viscount Nelson | Herbert Kitchener, 1st Earl Kitchener | Matthew McConaughey | Charles Cornwallis, 1st Marquess Cornwallis | 1st United States Congress | Frederick Roberts, 1st Earl Roberts | Bernard Montgomery, 1st Viscount Montgomery of Alamein | Matthew Broderick | William Cecil, 1st Baron Burghley | St Matthew Passion | Sir Arthur Conan Doyle | Robert Harley, 1st Earl of Oxford and Earl Mortimer | Matthew Barney | George Villiers, 1st Duke of Buckingham | Matthew Fox | Thomas Wentworth, 1st Earl of Strafford | William Pitt, 1st Earl of Chatham | Sir Robert Peel | Matthew Prior | Matthew Arnold | Joseph Lister, 1st Baron Lister | Robert Baden-Powell, 1st Baron Baden-Powell |
The Bridgeman Baronetcy, of Ridley in the County of Chester, was created on 12 November 1773 for Orlando Bridgeman, Member of Parliament for Horsham and younger son of the 1st Baronet, of the Great Lever creation.
For over 50 years Copley has been the partner of John Hugh Chadwyck-Healey (born 1922), grandson of Charles Chadwyck-Healey, 1st Baronet.
Pollock was the fifth son of Mr George Pollock, fourth son of Sir Frederick Pollock (1st Baronet, of Hatton) (elder brother of Field Marshal Sir George Pollock, 1st Baronet, of The Khyber Pass).