Elizabeth Mary Trevor-Roper (died 1857) (d. 1857) Parents Mary Knight Charles Blayney Trevor-Roper Children William Willoughby Briggs Charles Roper Briggs Siblings William Trevor-Roper George Edward Trevor-Roper Gertrude Trevor-Roper Charlotte Blanche Trevor-Roper Emily Constance Trevor-Roper Anne Trevor-Roper Dacre Trevor-Roper Richard Henry Trevor-Roper Charles James Trevor-Roper Partners Pellew Matson Briggs