Lady Harriet Walpole (1792-1875) (1792–1875) Parents Sophia Churchill Horatio Walpole, 2nd Earl of Orford Children Wyndham Hoste Priscilla Hoste Psyche Hoste Sir William Hoste, 2nd Baronet Caroline Hoste Theodore Hoste Siblings John Walpole Lady Georgiana Mary Walpole Charlotte Walpole Frederick Charles Walpole Ann Walpole Lady Sophia Anne Walpole Lady Maria Walpole Lady Catharine Long Horatio Walpole, 3rd Earl of Orford Partners Sir William Hoste, 1st Baronet