Mary Burwell mother of Sir Robert Walpole (1655–1711) Parents Elizabeth Derehaugh Jeffrey Burwell Children Susan Walpole Elizabeth Walpole Christopher Walpole Burwell Walpole Mary Walpole Anne Walpole Robert Walpole Galfridus Walpole John Walpole Dorothy Walpole Mordaunt Walpole Charles Walpole Susan Walpole Horatio Walpole, 1st Baron Walpole William Walpole Edward Walpole Elizabeth Walpole Partners Robert Walpole