He was still a child at the death of his father Gruffydd Fychan in 1289, so that he lands were placed in the custody of the queen and then of Reginald de Grey, Justice of Chester and then Thomas of Macclesfield.
For many years it was owned by the Dean and Chapter of St Paul's Cathedral, who let it out to the Grey family.
Grey's Anatomy | Baron | Louis Mountbatten, 1st Earl Mountbatten of Burma | Horatio Nelson, 1st Viscount Nelson | Herbert Kitchener, 1st Earl Kitchener | Charles Cornwallis, 1st Marquess Cornwallis | Grey Cup | 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 | Zane Grey | Thomas Wentworth, 1st Earl of Strafford | Grey Heron | baron | William Pitt, 1st Earl of Chatham | Sacha Baron Cohen | Joseph Lister, 1st Baron Lister | Joey Baron | 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, 1st Earl of Gloucester | Guy Carleton, 1st Baron Dorchester | Garnet Wolseley, 1st Viscount Wolseley | Douglas Haig, 1st Earl Haig | George Monck, 1st Duke of Albemarle |
Later he was High Sheriff of Nottinghamshire, Derbyshire and the Royal Forests and Constable of Chester Castle, Constable of Nottingham Castle (1265) and Constable of Northampton Castle (1267).