|Covid-19|12 February – Adolf Frederick, King of Sweden dies, and are succeeded by Gustav III of Sweden (at the time on a visit to France).
1 March - The news of the King's death reach Gustav III of Sweden in Paris.
30 May - Gustav III of Sweden return to Sweden as monarch.
8 September – The Royal Swedish Academy of Music is created.
- The Du Londel Troupe is dissolved.
- Widespread Famine in Sweden.
- The first newspaper in the Swedish province of Finland, Tidningar utgifne af et Sällskap i Åbo.
- Sweden and France creates and alliance.
- Foundation of the Royal College of Music, Stockholm.
- Foundation of the Royal Swedish Society of Naval Sciences.
- The notorious thief Jacob Guntlack is executed in the capital in front of thousands of spectators.
23 January – Elisabeth Forsselius, actress (died 1850)
- Cajsa Wahllund, restaurateur (died 1843)
- Margareta Sofia Lagerqvist, actress and singer (died 1800)
- Marie Antoinette Petersén, musician (died 1855)
- Charlotta Roos, fortune teller and medium (died 1809)
- Anna Leonore König, singer (died 1854)
- Jacob Guntlack, notorious thief (born 1744)
- Brigitta Sahlgren, industrialist (born 1694)
1771 in Sweden Wikipedia
Events from the year 1771 in Sweden