Georgina Elizabeth Blennerhassett (1838-1893) (1838–1893) Parents John Blennerhassett Elizabeth Houssemayne Du Boulay Children Sir Augustus Riversdale John Blennerhasset Warren, 6th Bt. Siblings Ada Dorcas Blennerhassett Elizabeth Houssemayne Blennerhassett Geraldine Blennerhassett Elizabeth Blennerhassett Partners Sir Augustus Riversdale Warren, 5th Bt.