Ian Douglas Campbell, 11th and 4th Duke of Argyll (18 June 1903 – 7 April 1973), was a Scottish peer and the Chief of Clan Campbell.

Torquhil Ian Campbell, 13th and 6th Duke of Argyll (born 29 May 1968), styled as Earl of Campbell before 1973 and as Marquess of Lorne between 1973 and 2001, is a Scottish peer.

Ian Campbell, 12th and 5th Duke of Argyll, (28 August 1937 – 21 April 2001), styled Marquess of Lorne between 1949 and 1973, was a Scottish peer and Chief of Clan Campbell.

John George Edward Henry Douglas Sutherland Campbell, 9th Duke of Argyll (6 August 1845 – 2 May 1914), known by the courtesy title Marquess of Lorne, by which he was known between 1847 and 1900, was a British nobleman who was Governor General of Canada from 1878 to 1883.

Field Marshal John Campbell, 2nd Duke of Argyll, 1st Duke of Greenwich, (10 October 1680 – 4 October 1743), styled Lord Lorne from 1680 to 1703, was a Scottish nobleman and senior commander in the British Army.