Hugh Granville Leveson Dudley Ryder (1900-1983) (1900–1983) Parents Constance Eugenia Smith Algernon Charles Dudley Ryder Children Jane Christine Ryder Hugh Adrian Dudley Ryder Siblings Mary Constance Eugenia Ryder Joan Florence Helen Ryder Cecily Blanche Dorothy Ryder Dorothy Evelyn Frances Ryder Algernon Frederick Roland Dudley Ryder Philippa Constance Marian Ryder Partners Patricia Browne Diana Vivian Makins