Francis North, 1704-1790, first earl of Guilford, grandson of Francis North, first Baron Guilford. MP Banbury 1727; succeeded his father as third Baron, 1729, and his kinsman William North, Baron North and Grey, as seventh Baron North of Kirtling, 1734; held court appointments; created earl of Guilford, 1753; treasurer to Queen Charlotte, 1773.
Reference: The Concise Dictionary of National Biography From Earliest Times to 1985 (Oxford, 1992).
From the guide to the Raymond Richards Collection: Lord North Papers, 1369-1889, (Special Collections and Archives, Keele University)