His Royal Highness Jean, Grand Duke of Luxembourg, Jean Benoit Guillaume Robert Antoine Louis Marie Adolphe Marc d'Aviano (born on January 5, 1921) ruled Luxembourg from 1964 to 2000. His full title is "by the Grace of God, Grand Duke of Luxembourg, Duke of Nassau, Prince of Bourbon-Parma, Count Palatine of the Rhine, Count of Sayn, Königstein, Katzenellenbogen and Diez, Burgrave of Hammerstein, Seigneur of Mahlberg, Wiesbaden, Idstein, Merenberg, Limburg and Eppstein."
Jean I, Grand Duke of Luxembourg KG (Jean Benoit Guillaume Robert Antoine Louis Marie Adolphe Marc d'Aviano) (born January 5, 1921) ruled Luxembourg from 1964 to 2000.
Jean was born on 5 January1921, at Berg Castle, in central Luxembourg, the son of the reigning Grand Duchess, Charlotte.
Grand Duke Jeanabdicated on October 7, 2000, and was succeeded on the throne by his son Henri.
Luxembourg is quite densely populated, with a population estimated at 448,569 people as of July 2002.
Steel and chemicals are important industries, and they provide many of Luxembourg's principal exports: base metals and manufactures, machinery and transport equipment, rubber, plastics, as well as textiles and clothing, stone ceramics, and glassware.
In 2002, Luxembourg became one of twelve nations to adopt the euro as official currency.