20 January – Michel Rasquin resigns from the government to become Luxembourg's member of the inaugural European Commission, with responsibility for Transport.
1 February – Joseph Frieden replaces Joseph Bech as Prime Minister. He forms a new government, renewing the Christian Social People's Party's coalition with the Luxembourg Socialist Workers' Party.
3 February – Luxembourg, Belgium, and the Netherlands sign a treaty creating the Benelux Economic Union.
16 March – Representing Luxembourg, Solange Berry finishes ninth (and joint-last) in the Eurovision Song Contest 1958 with the song Un grand amour.
27 April – Luxembourg's European Commissioner, Michel Rasquin, dies.
18 June – Lambert Schaus is appointed to the European Commission, with responsibility for Transport, replacing Michel Rasquin, who died in April.
10 July – Luxembourg signs a convention with the German state of Rhineland-Palatinate on the construction of the Vianden Pumped Storage Plant.
19 July – Charly Gaul wins the 1958 Tour de France.
12 August – Louis Hencks is appointed to the Council of State, replacing Albert Wagner, who resigned in July.
31 December – Alfred Loesch resigns from the Council of State.
28 January – Jay Schiltz, journalist
16 March – Marco Pütz, musician
17 May – Pol Schmoetten, playwright
2 June – Camille Gira, politician
18 August – Anita, Princess of Hohenberg
22 August – Sylvie Andrich-Duval, politician
28 September – François Biltgen, politician
3 October – Alex Bodry, politician
27 April – Michel Rasquin, politician and European Commissioner
7 August – Camille Wampach, historian
27 December - Batty Fischer, amateur photographer
1958 in Luxembourg Wikipedia (Text) CC BY-SA
