← 1977 1976 1975 1978 in Luxembourg → 1979 1980 1981
Decades:	1950s 1960s 1970s 1980s 1990s
See also:	History of Luxembourg List of years in Luxembourg

The following lists events that happened during 1978 in the Grand Duchy of Luxembourg.

Incumbents

Events

January – March

• 1 January – The communes of Asselborn, Boevange, Hachiville, and Oberwampach are merged to form the new commune of Wincrange.

April – June

• 12 April – Louis Pilot is appointed the Luxembourg national football team's new coach.
• 22 April – Representing Luxembourg, Baccara finishes seventh in the Eurovision Song Contest 1978 with the song Parlez-vous français?.
• 11 June – Belgium's Ludo Peeters wins the 1978 Tour de Luxembourg.

July – September

October – December

• 1 October – Roger Maul is appointed President of the Council of State to replace Ferdinand Wirtgen.^[2]
• 15 November – Abortion is legalised.^[3]
• 5 December – Divorce by determined cause is permitted.^[4]
• 23 December – Charles Reiffers is appointed to the Council of State.^[2]

Unknown

• General Motors shuts down operations at its factory in Bascharage.^[5]
• FC Progrès Niedercorn wins the 1977-78 National Division title.

Births

• 8 May - Patrick Galbats, photographer
• 3 July – Kim Kirchen, cyclist
• 9 September – Alvin Jones, basketball player
• 29 October – Alwin de Prins, swimmer

Deaths

• 12 March – Léon Lommel, clergyman
• 15 March – Arthur Useldinger, politician
• 29 March – Eugène Schaus, politician
• 3 November - Edouard Kutter, photographer