9 January - The Palais de Justice, housing the European Court of Justice, is opened on the Kirchberg plateau, Luxembourg City, marking the start of the development of the 'European quarter'.
25 March – Representing Luxembourg, Vicky Leandros wins the Eurovision Song Contest 1972 with the song Apres Toi.
12 April - The government buys Bourscheid Castle, which had been declared an historic monument in 1936.
19 September - Madeleine Frieden is forced to resign as secretary of state. Future Prime Minister Jacques Santer is brought into the government.
22 October – The Luxembourg national football team beats Turkey 2-0 in Luxembourg City, recording Luxembourg's first victory in international football since 1969.
24 October – Robert Schaack is appointed to the Council of State.
11 November – Fernand Zurn is appointed to the Council of State.
24 November – Joseph Foog is appointed to the Council of State.
7 December – Edmond Reuter is appointed to the Council of State.
12 December - A law is passed on marriage, regulating the rights and responsibilities of wives.
19 November – Albert Goedert is appointed to the Council of State.
22 December - The original Belgium-Luxembourg Economic Union treaty expires, after fifty years. It is renewed for another ten.
7 January – Jacques Mangers, clergyman
January – Henri Tosseng, cyclist
5 August - Prosper Link, administrator
1972 in Luxembourg Wikipedia (Text) CC BY-SA