Marquess of Linlithgow the Baron Rankeillour for more information on this branch of the family). The Hon. James Hope-Wallace, second son of the fourth Earl, was a lieutenant-colonel in the army and sat as a Member of Parliament. Charles Dunbar Hope-Dunbar, grandson of the Hon. Charles Hope, third son of the fourth Earl, proved his claim to the Dunbar Baronetcy of Baldoon (created in 1664) in 1916 and became the 6th Baronet (see Hope-Dunbar baronets). Lord John Hope, younger twin son of the second Marquess, was a prominent Conservative politician and was created Baron Glendevon in 1964. Marquess of Linlithgow Marquess of Linlithgow,
Marquess of Exeter third Marquess. He was a Conservative politician and held office as Vice-Chamberlain of the Household and Captain of the Honourable Corps of Gentlemen-at-Arms. His eldest son, the fourth Marquess, represented Northamptonshire North in the House of Commons and served briefly as Vice-Chamberlain of the Household under his kinsman Lord Salisbury. He was succeeded by his son, the fifth Marquess. He was a Colonel in the Royal Field Artillery and served as Lord Lieutenant of Northamptonshire. His eldest son, the sixth Marquess, was a Conservative politician and prominent athlete and sports official. He won the 400-metre hurdles at the 1928 Summer