Lady Maria Walpole (1790-1870) (1790–1870) Parents Sophia Churchill Horatio Walpole, 2nd Earl of Orford Children Henry Wyndham West Jane West Algernon West Siblings John Walpole Lady Georgiana Mary Walpole Charlotte Walpole Frederick Charles Walpole Ann Walpole Lady Sophia Anne Walpole Lady Catharine Long Lady Harriet Walpole Horatio Walpole, 3rd Earl of Orford Partners Martin John West