Mary Constance Eugenia Ryder

Parents

• Algernon Charles Dudley Ryder
• Constance Eugenia Smith

Children

Siblings

• Dorothy Evelyn Frances Ryder
• Cecily Blanche Dorothy Ryder
• Joan Florence Helen Ryder
• Algernon Frederick Roland Dudley Ryder
• Hugh Granville Leveson Dudley Ryder
• Philippa Constance Marian Ryder

Partners

• Maurice Rooke Kingsford