18 December – Luxembourg is knocked out at the final stage of qualifying for the 1964 European Nations' Cup, losing a play-off against Denmark 1-0, having drawn 5-5 with the Danes on aggregate.
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30 October – The national football team shocks the Netherlands by winning 2-1 in the second qualifying round for the 1964 European Nations' Cup, progressing 3-2 on aggregate.
Luxembourg | 1963 | The Outer Limits (1963 TV series) | 1963 in music | Luxembourg national football team | Luxembourg (city) | Communes of Luxembourg | Luxembourg railway station | Papal conclave, 1963 | The Doctors (1963 TV series) | Betzdorf, Luxembourg | 1963 in baseball | Radio Luxembourg | Cleopatra (1963 film) | Luxembourg Palace | Luxembourg in the Eurovision Song Contest | Duchy of Luxembourg | Schengen, Luxembourg | Maria Teresa, Grand Duchess of Luxembourg | 1963 in television | Luxembourg Stock Exchange | Luxembourg Socialist Workers' Party | Jean, Grand Duke of Luxembourg | Henri, Grand Duke of Luxembourg | Ecclesiastical Jurisdiction Measure 1963 | Adolphe, Grand Duke of Luxembourg | The Pink Panther (1963 film) | Radio Luxembourg (English) | John of Luxembourg | Democratic Party (Luxembourg) |