2021 in Sweden

• Monarch – Carl XVI Gustaf
• Prime minister – Stefan Löfven

Ongoing — COVID-19 pandemic in Sweden

• 5 January - A suspected 55-year-old woman is arrested after the deadly stabbing of a man in the Ljura district of Norrköping that occurred a night prior.[1][2][3]

• 400 years since the establishment of Gothenburg as a city, getting town privileges in 1621.[5] The planned Gothenburg quadricentennial jubilee has been postponed till 1923, due to the ongoing COVID-19 pandemic.

Mona Malm

Margreth Weivers

• 10 January – Thorleif Torstensson, singer (born 1949).[6]
• 11 January – Tord Peterson, actor (born 1926).[7]
• 12 January – Mona Malm, actress (born 1935).[8]
• 16 January – Lars Westman, writer (born 1934).[9]
• 18 January – Thorsten Johansson, Olympic sprinter (born 1950).[10]
• 21 January
  • Solveig Nordström, archeologist (born 1923).[11]
  • Svante Lidén, journalist (born c. 1952).[12] (death announced on this date)
• 24 January
  • Gunnel Lindblom, actress (born 1931).[13]
  • Sigvard Marjasin, civil servant (born 1929).[14]
• 26 January – Lars Norén, playwright, novelist and poet (born 1944).[15]
• 27 January – Gert Blomé, ice hockey player (born 1934).[16]
• 28 January – Annette Kullenberg, journalist and author (born 1939).[17]
• 3 February – Margreth Weivers, actress (born 1926).[18]