John Adrian Louis Hope, 1st Baron Glendevon PC (7 April 1912 18 January 1996), known as Lord John Hope from 1912 to 1964, was a Scottish Tory politician. Glendevon was the younger son of Victor Alexander John Hope, 2nd Marquess of Linlithgow, and Doreen Maud Milner. His elder twin brother was Charles William Frederick Hope, 3rd Marquess of Linlithgow. He was educated at Eton and Christ Church, Oxford and served in the Second World War in Norway and Italy with the Scots Guards, achieving the rank of temporary Major. He was twice mentioned in despatches.In 1945 Glendevon was elected Member of Parliament for Midlothian and Peebles North, a seat he held until 1950, and then represented Edinburgh Pentlands from 1950 to 1964.
