Lisle Charles Dudley Ryder (born 1902) (1902–1940) Parents Ida Josephine Grigg Charles Henry Dudley Ryder Children Ralston Patrick Dudley Ryder Siblings Enid Muriel Maney Ryder Violet Constance Ryder Robert Ryder Ernle Terrick Dudley Ryder Ida Margaret Clare Ryder Partners Enid Helen Constance Ralston-Patrick