She is the partner of Gustav, Hereditary Prince of Sayn-Wittgenstein-Berleburg, a nephew of Queen Margrethe II of Denmark;
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Axelsson is a godmother to the Danish Princess Athena, the daughter of Gustav's maternal cousin, Prince Joachim of Denmark.
After having lived together for several years, in 2000 he married Her Royal Highness the Princess and Landgravine Mafalda Margherita von Hessen, daughter of Their Royal Highnesses Prince Moritz of Hesse and Princess Tatiana of Sayn-Wittgenstein-Berleburg.
Gustav Albrecht, 5th Prince of Sayn-Wittgenstein-Berleburg (Gustav Albrecht Alfred Franz Friedrich Otto Emil Ernst, 28 February 1907 – 1944 (declared legally dead 29 November 1969) was Prince and Head of the House of Sayn-Wittgenstein-Berleburg.
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Robin Alexander Wolfgang Udo Eugen Wilhelm Gottfried of Sayn-Wittgenstein-Berleburg (b 29 January 1938) married (and divorced in 1979) Birgitta af Klercker (1942–2007) with whom he had issue; married secondly Marie-Christine Heftler-Louiche and had issue
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His family did not seek to have him declared dead until 29 November 1969, after the birth of Gustav, Hereditary Prince of Sayn-Wittgenstein-Berleburg on 12 January 1969; 29 November 1969 is listed as the official date of death for Gustav Albrecht.
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He was the son of Richard 4th Fürst zu Sayn-Wittgenstein-Berleburg and of his wife, née Princess Madeleine zu Löwenstein-Wertheim-Freudenberg.
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He is alternately known as Gustav Albrecht Prinz zu Sayn-Wittgenstein-Berleburg.
Ludwig was the son of Richard, 4th Prince of Sayn-Wittgenstein-Berleburg and Princess Madeleine of Löwenstein-Wertheim-Freudenberg.
Margareta Fouché d'Otrante, Princess of Sayn-Wittgenstein-Berleburg (28 March 1909 – 25 August 2005) was the wife of Gustav Albrecht, 5th Prince of Sayn-Wittgenstein-Berleburg, and mother of Richard, 6th Prince of Sayn-Wittgenstein-Berleburg, who married Princess Benedikte of Denmark.
In 1813, after the death of Dominik Hieronim Radziwiłł, the castle passed into the hands of his daughter Stefania, who married Ludwig zu Sayn-Wittgenstein-Berleburg.
Robin is a younger brother of Richard, 6th Prince of Sayn-Wittgenstein-Berleburg, husband of Princess Benedikte of Denmark.
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Prince Robin Alexander Wolfgang Udo Eugen Wilhelm Gottfried of Sayn-Wittgenstein-Berleburg (born 29 January 1938 in Gießen, Germany) is the son of Gustav Albrecht, 5th Prince of Sayn-Wittgenstein-Berleburg and his wife, Franco-Swedish noblewoman Margareta Fouché d'Otrante.
His godparents are his maternal uncle, John Stuart Donaldson, the Prince of Asturias, the Hereditary Prince of Sayn-Wittgenstein-Berleburg, Count Michael Ahlefeldt-Laurvig-Bille, Baroness Helle Reedtz-Thott and Caroline Heering.
Princess Tatiana Louise Ursula Therese Elsa of Sayn-Wittgenstein-Berleburg (born 31 July 1940) is the fourth child and second daughter of Gustav Albrecht, 5th Prince of Sayn-Wittgenstein-Berleburg, and his wife, Margareta Fouché d'Otrante, and younger sister of Prince Richard of Sayn-Wittgenstein-Berleburg, the husband of Princess Benedikte of Denmark.
It passed to the Burgraves of Kirchberg in 1715, to the Counts of Nassau-Weilburg in 1799, and to the Counts of Sayn-Wittgenstein-Berleburg in 1803.
Sayn-Wittgenstein-Karlsburg was a sideline of Sayn-Wittgenstein-Berleburg, created by Graf Casimir (ruled 1694–1741) for his brother Karl Wilhelm.
Sayn-Wittgenstein-Ludwigsburg was a side line of the Sayn-Wittgenstein-Berleburg family, created by Graf Casimir (ruled 1694–1741) for his brother, Ludwig Francis zu Sayn-Wittgenstein-Berleburg (1694–1750).
The room is still used for special events, such as in connection with the marriage of Queen Margrethe II's niece, Princess Alexandra of Sayn-Wittgenstein-Berleburg to Count Jefferson-Friedrich von Pfeil und Klein-Ellguth in 1998.
He married Countess Maria of Solms-Laubach, daughter of Count Otto of Solms-Laubach and Princess Madeleine of Sayn-Wittgenstein-Berleburg, on 15 October 1994 in Detmold.
Sayn-Wittgenstein-Berleburg | Gustav, Hereditary Prince of Sayn-Wittgenstein-Berleburg | Gustav Albrecht, 5th Prince of Sayn-Wittgenstein-Berleburg | Richard, 6th Prince of Sayn-Wittgenstein-Berleburg | Bad Berleburg | Ludwig zu Sayn-Wittgenstein-Berleburg | Hereditary Prince of Sayn-Wittgenstein-Berleburg | ''Robin'' Alexander Wolfgang Udo Eugen Wilhelm Gottfried of Sayn-Wittgenstein-Berleburg | Richard, 4th Prince of Sayn-Wittgenstein-Berleburg | Princess Tatiana of Sayn-Wittgenstein-Berleburg | Prince Robin of Sayn-Wittgenstein-Berleburg | Berleburg |
The family lived in the village of Schwarzenau, which now belongs to the town of Berleburg though had ties to Laasphe as well.
He died on 11 June 1843 in Lemberg (Lviv), where he looked after estates of his son Lev Petrovich.