Events from the year 1554 in Sweden

• Monarch – Gustav I

• 25 September - The monarch orders the burghers of the capital to finance the building of Naval ships.
• - Publication of Historia de omnibus Gothorum Sveonumque regibus by Johannes Magnus.
• - The beginning of the Russo-Swedish War (1554–57).
• - The nuns and monks of the Nådendal Abbey in the province of Finland is forcibly converted and the silver of the abbey is confiscated.

• Princess Cecilia Vasa, (1539 – 1554), Cecilia was the daughter of Gustav Vasa.
• - Anna Leuhusen, abbess (date of birth unknown)