Dukes in the United Kingdom
Duke, in the United Kingdom, is the highest-ranking hereditary title in all four peerages of the British Isles. A duke thus outranks all other holders of titles of nobility (marquess, earl, viscount and baron).
Richard Luce, Baron Luce
Lord Luce was appointed a Knight Companion of the Order of the Garter (KG) on 23 April 2008. The Order of the Garter is the highest Order of Chivalry in the United Kingdom and is in the personal bestowal of the Queen. The membership of the Order of the Garter is limited to 24 at any one time, and this number excludes the British Royal Family and foreign royal families who are members. The Order currently includes one former British Prime Minister, Sir John Major, as well as numerous British government ministers and senior members of the Royal Household.