Princess Sibylla of Sweden, mother of King Carl XVI Gustaf of Sweden, was born on this day in 1908. The daughter of Prince Charles Edward, Duke of Saxe-Coburg and Gotha and Albany and Princess Victoria Adelaide of Schleswig-Holstein-Sonderburg-Glücksburg, Princess Sibylla was a great-granddaughter of Queen Victoria and was a niece of Princess Alice, Countess of Athlone. Growing up in Germany, she lost her title of ‘Princess of the United Kingdom’ after the Titles Deprivation Act of 1917. In 1932, Princess Sibylla married Prince Gustaf Adolf of Sweden, Duke of Västerbotten, grandson of the King of Sweden and 2nd-in-line tot he Throne. The couple had fpur daughters and one son, who later became King Carl XVI Gustaf of Sweden. Unfortunately, Prince Gustaf Adolf was tragically killed in a plane crash in 1947, and she became widowed. However, Princess Sibylla remained an active member of the Royal Family, taking over the role of ‘First Lady’ after the death of her mother-in-law, Queen Louise, in 1965. She passed away in 1972, after suffering from colon cancer, just a year before her son became King.