Eric Abelsson, Herzog von Schleswig 
He gained the title of Herzog von Schleswig.
Children of Eric Abelsson, Herzog von Schleswig and Margaret von Rügen
- Valdemar IV Eriksson, Herzog von Schleswig+1 d. 1312
- Erik Eriksson, Herzog von Langeland1 b. 1272, d. 1310
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 16. Hereinafter cited as Lines of Succession.
Valdemar III Abelsson, Herzog von Schleswig1 
He gained the title of Herzog von Schleswig.
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 16. Hereinafter cited as Lines of Succession.
Abel Abelsson 
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 16. Hereinafter cited as Lines of Succession.
Sophie Abelsdottir 
Children of Sophie Abelsdottir and Bernhard I Prinz von Anhalt-Bernburg
- Johann von Anhalt-Bernburg d. a 5 Jun 1291
- Albrecht von Anhalt-Bernburg d. 1324
- Bernhard II Graf von Anhalt-Bernburg+ d. 1324
Margaret von Pommern 
She was also known as Swinislawa.
Children of Margaret von Pommern and Christopher I Valdemarsson, King of Denmark
- Valdemar Christofsson
- Niels Christofsson
- Margaret Christofsdottir, Princess of Denmark+
- Erik V ‘Klipping’ Christofsson, King of Denmark+ b. 1249, d. 22 Nov 1286
- Mathilde Christofsdottir, Princess of Denmark+ b. 1250, d. 1300
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 16. Hereinafter cited as Lines of Succession.
Erik V ‘Klipping’ Christofsson, King of Denmark1 
Erik V ‘Klipping’ Christofsson, King of Denmark was born in 1249. He was the son of Christopher I Valdemarsson, King of Denmark and Margaret von Pommern.1 He married Agnes von Brandenburg, daughter of Johann I Markgraf von Brandenburg and Sophia Valdemarsdottir, on 11 November 1273. He died on 22 November 1286 murdered.3
He succeeded as the King Erik V of Denmark in 1259.3
Children of Erik V ‘Klipping’ Christofsson, King of Denmark and Agnes von Brandenburg
- Valdemar Eriksson
- Richeza Eriksdottir+
- Margaret Eriksdottir, Princess of Denmark+ d. 1341
- Erik VI Mendved Eriksson, King of Denmark+1 b. 1274, d. 13 Nov 1319
- Christopher II Eriksson, King of Denmark+1 b. 29 Sep 1276, d. 2 Aug 1332
- Katherina Eriksdottir b. 1283
- Elizabeth Eriksdottir b. 1283
- [S38] John Morby, Dynasties of the World: a chronological and genealogical handbook (Oxford, Oxfordshire, U.K.: Oxford University Press, 1989), page 149. Hereinafter cited as Dynasties of the World.
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 16. Hereinafter cited as Lines of Succession.
Valdemar Christofsson
Niels Christofsson
Mathilde Christofsdottir, Princess of Denmark 
She gained the title of Princess Mathilde of Denmark.
Children of Mathilde Christofsdottir, Princess of Denmark and Albrecht III Markgraf von Brandenburg
- Beatrix von Brandenburg+ d. 1314
- Henning von Brandenburg d. bt 1299 – 1300
- Otto von Brandenburg b. b 1276, d. bt 1299 – 1300
- Margarete von Brandenburg+ b. b 1287, d. 1315
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 16. Hereinafter cited as Lines of Succession.
Margaret Christofsdottir, Princess of Denmark
She gained the title of Princess Margaret of Denmark.
Children of Margaret Christofsdottir, Princess of Denmark and Johann II von Schauenberg
- Adolf VII von Schauenberg d. 1315
- Christof von Schauenberg b. 1296, d. a 3 Sep 1313
