Lady Harriet Primrose (1810-1876) (1810–1876) Parents Archibald Primrose, 4th Earl of Rosebery Harriet Bouverie Children Siblings Bouverie Francis Primrose Lady Anne Primrose Archibald Primrose, Lord Dalmeny Lady Mary Anne Primrose Lady Louisa Primrose Augustus Fitzwalter St. John-Mildmay Horace Osborne St. John-Mildmay Edmond St John-Mildmay Partners Sir John Dunlop, 1st Bt.