|Covid-19|29 March - Coup of 1809: Gustav IV Adolf of Sweden is deposed in a coup d'état and his uncle made Regent.
May - The Committee on the Constitution (Parliament of Sweden) is established.
10 May - The former King's son are also deprived of his right to the throne.
5 June - The King's uncle Charles XIII of Sweden is placed upon the throne after having accepted a new constitution.
6 June - Instrument of Government (1809).
18 July - Charles August is elected new heir to the throne of Sweden.
19-20 August - Battle of Ratan and Sävar
17 September - Treaty of Fredrikshamn
December - The former monarch and his family leaves Sweden for Germany.
Allmänna institutet för Blinda och Döfstumma (Public Institute of the Blind and Deaf), the first school for deaf and mute students, is inaugurated in Stockholm by Pär Aron Borg with a demonstration by Charlotta Seuerling.
6 January – Sven Lovén, marine zoologist and malacologist (died 1895)
7 September - Wilhelmina Gravallius, writer (died 1884)
- Angelique Magito, actress (died 1895)
25 July - Charlotta Roos, medium (born 1771)
- Jeanna von Lantingshausen, politically active socialite (born 1753)
1809 in Sweden Wikipedia
Events from the year 1809 in Sweden