William Cooke-Collis (1809-1850) (1809–1850) Parents William Cooke-Collis Elizabeth Geraldine de Courcy Atkin Children Sarah Cooke-Collis Mary Matilda Cooke-Collis Elizabeth Geraldine de Courcy Cooke-Collis Siblings John Thomas Cooke-Collis Elizabeth Margaret Cooke-Collis Jane Leslie Cooke-Collis Maurice Atkin Cooke-Collis Partners Sarah Hyde