Diana Florence Cooke-Collis (1904-1973) (1904–1973) Parents Elizabeth Marion Shrubsole Cunliffe William Cooke-Collis Children Geraldine Diana Walton Declan John Walton Julian Cunliffe Walton Siblings Philip William Cooke-Collis Elizabeth Susan Cooke-Collis Edward Cunliffe Cooke-Collis Mary Doreen Cooke-Collis Maurice Talbot Cooke-Collis Geraldine Margaret Cooke-Collis James Cooke-Collis Nora Cooke-Collis Katherine Sophia Cooke-Collis Partners Henry John Kenny Ernest John Walton