Granville Ryder British politician (1799-1879) (1799–1879) Parents Susan Leveson-Gower Dudley Ryder, 1st Earl of Harrowby Children Henry Stuart Ryder Susan Georgiana Ryder Dudley Henry Ryder Granville Ryder Siblings Dudley Ryder, 2nd Earl of Harrowby Lady Georgiana Ryder Susan Ryder Lady Louisa Elizabeth Ryder Frederick Dudley Ryder Lady Harriet Ryder Lady Mary Ryder Partners Lady Georgiana Somerset