Swedish King’s Birthday is marked annually on 30 April. On this day in 1946, Carl XVI Gustaf was born in the family of Prince Gustaf Adolf, Duke of Västerbotten, and Princess Sibylla of Saxe-Coburg and Gotha.

On 15 September 1973, Carl Gustaf became King of Sweden upon the death of his grandfather, King Gustaf VI Adolf. He was invested as King, at the Hall of State of the Royal Palace of Stockholm on 19 September 1973.