2021 in Switzerland

• President of the Swiss Confederation: Guy Parmelin
• President of the National Council: Andreas Aebi
• President of the Swiss Council of States: Alex Kuprecht

Ongoing — COVID-19 pandemic in Switzerland

• 1 January – The municipality of Val de Bagnes is created as a merge between the communes of Bagnes and Vollèges.^[1]
• 1 January – The Center (German: Die Mitte; French: Le Centre; Italian: Alleanza del Centro; Romansh: Allianza dal Center) is formed through the merger of the Christian Democratic People's Party of Switzerland and the Conservative Democratic Party of Switzerland.^[2]
• 7 March – In a March 2021 referendum, Swiss voters approved a nationwide ban on full facial coverings in public places, with over 51% of the electorate supporting it.^[3]

• 7 January – Henri Schwery, Roman Catholic cardinal, Bishop of Sion (born 1932)^[4]
• 11 January – Paul Kölliker, rower (born 1932)^[5]
• 22 January – Jacqueline Berenstein-Wavre, politician and activist (born 1921)^[6]
• 29 January – Robert Heuberger, businessman (born 1922)^[7]
• 5 February – Sepp Benz, bobsledder (born 1944)^[8]
• 8 March – Julien-François Zbinden, composer and jazz pianist (born 1917)^[9]
• 30 May – Jason Dupasquier, motorcycle road racer (born 2001)^[10]
• 4 June – Richard R. Ernst, physical chemist and Nobel Laureate (born 1933)^[11]