Baron Rankeillour, of Buxted in the County of Sussex, is a title in the Peerage of the United Kingdom.

He was the grandson of General Sir Alexander Hope, fourth son of John Hope, 2nd Earl of Hopetoun (from whom the Marquesses of Linlithgow descend; see this title for earlier history of the family).

His eldest son, Arthur Hope (from 1949, the second Baron), was also a Conservative politician and held junior ministerial office.

He was succeeded by his younger brother, the third Baron, Henry John Hope.

After the death of Henry John Hope's only son, the fourth Baron), who was unmarried, in 2005, succession went to his first cousin, the fifth Baron, Michael Richard Hope, who held the title until his death in 2022, and was the eldest son of the Hon.