Robertson Gladstone British politician (1805-1875) (1805–1875) Parents Anne MacKenzie Robertson Sir John Gladstone, 1st Baronet Children John Gladstone Mary Ellen Gladstone unknown son Gladstone unknown son Gladstone unknown son Gladstone unknown son Gladstone Anna Maria Heywood Gladstone unknown son Gladstone Siblings John Gladstone Sir Thomas Gladstone, 2nd Baronet William Ewart Gladstone Ann MacKenzie Gladstone Helen Gladstone Partners Mary Ellen Jones