William Elphinstone, 15th Lord Elphinstone British peer (1828-1893) (1828–1893) Parents Anna Maria Buller James Drummond Buller Fullerton Elphinstone Children James Drummond Fullerton-Elphinestone, Master of Elphinstone Sidney Elphinstone, 16th Lord Elphinstone Constance Lothian Fullerton-Elphinestone Lilian Fullerton-Elphinestone Mountstuart William Fullerton-Elphinestone Siblings Edward Charles Buller Elphinstone George James Buller Elphinstone Clementina Fleming Elphinstone John Frederick Buller Elphinstone Anna Maria Elphinstone Gertrude Elphinstone Elizabeth Mary Buller Elphinstone Partners Lady Constance Murray