Francis North, 1st Baron Guilford, PC, KC(22 October 1637 – 5 September 1685) was the third son of Dudley North, 4th Baron North, and his wife Anne Montagu, daughter of Sir Charles Montagu of Boughton House and Mary Whitmore. He was created Baron Guilford in 1683, after becoming Lord Keeper of the Great Seal in succession to Lord Nottingham.

Heneage Finch, 1st Earl of Nottingham, PC, Lord Chancellor of England, was descended from the old family of Finch, many of whose members had attained high legal eminence, and was the eldest son of Sir Heneage Finch, Recorder of London, by his first wife Frances Bell, daughter of Sir Edmond Bell of Beaupre Hall, Norfolk.