Emma Sophia Houssemayne Du Boulay Peerage person ID=279725 (b. 1817) Parents Elizabeth Paris François Jacques Houssemayne Du Boulay Children Agnes Blennerhassett John du Boulay Blennerhassett Mary Anne Blennerhassett Francis Houssemayne Blennerhassett Arthur Blennerhassett Emma Sophia Blennerhassett William Blennerhassett Siblings James Thomas Houssemayne Du Boulay John Houssemayne du Boulay Thomas Houssemayne Du Boulay Elizabeth Houssemayne Du Boulay Partners William Blennerhassett