Henry Ryder, 4th Earl of Harrowby British peer (1836-1900) (1836–1900) Parents Frances Stuart Dudley Ryder, 2nd Earl of Harrowby Children Archibald Ryder Lady Adelaide Ryder Robert Ryder John Ryder, 5th Earl of Harrowby Lady Margaret Ryder Lady Constance Ryder Lady Angela Ryder Edward Ryder Siblings Dudley Ryder, 3rd Earl of Harrowby Partners Susan Dent