John Eric Henry Rollo, 12th Lord Rollo of Duncrub (1889-1947) (1889–1947) Parents Constance Maud Hohler Eric Norman Rollo Children Eric Rollo Norman Chetwynd Rollo Jean Helen Rollo John Dunning Rollo Simon David Rollo David Ian Rollo Siblings William Hereward Charles Rollo Gylla Rollo Torfrida Henrietta Louisa Rollo Partners Helen Maud Chetwynd-Stapylton Lily Marie Seiflow Phyllis Carina Sanderson