1999 in Luxembourg

The following is a list of events that happened in 1999 in the Grand Duchy of Luxembourg.

January – March

 * 1 January – The Euro currency officially entered circulation in the European Union (EU) Eurozone member area countries, replacing, among other currencies, the Luxembourgian franc. The Franc remained in circulation, but at a fixed exchange rate of 40.3399 to 1 Euro.
 * 15 March – The Santer Commission, under the leadership of Luxembourger Jacques Santer, resigns in the face of corruption allegations.

April – June

 * 29 April – Jean-Claude Juncker delivers his fifth State of the Nation address.
 * 13 May – Jeunesse Esch win the Luxembourg Cup, beating FC Mondercange 3–0 in the final.
 * 13 June – General and European elections are held. The LSAP lose four seats in the Chamber of Deputies, with the DP and ADR picking up five between them.
 * 13 June – Belgium's Marc Wauters wins the 1999 Tour de Luxembourg.
 * 16 June – SES launches its ninth satellite, Astra 1H.

July – September

 * 7 August – Jean-Claude Juncker forms a new government, with Lydie Polfer as his deputy.
 * 11 August – A total solar eclipse is visible in Luxembourg.
 * 10 October – Communal elections are held.

October – December

 * 24 December – Grand Duke Jean announces that he is to abdicate in favour of his eldest son, Hereditary Grand Duke Henri. No date is yet given.

Deaths

 * 11 February – Maggy Stein, sculptor
 * 22 October - Laure Koster, musician and Olympian