Sophie Charlotte Kleinwort (1888-1974) (1888–1974) Parents Herman Greverus Kleinwort Marguerite Gunther Children Marie-Louise Yvonne Renner Siblings Lily Emily Kleinwort Daisy Kleinwort Alice Kleinwort Marieka Kleinwort Marguerite Kleinwort Helène Pauline Kleinwort Partners Martin Julian Renner