John Cooper1
- [S5040] Richard Fitzwilliams, “re: Fitzwilliams Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 14 December 2010. Hereinafter cited as “re: Fitzwilliams Family.”
Erik VI Mendved Eriksson, King of Denmark1 
He succeeded as the King Erik VI of Denmark in 1286.2
Children of Erik VI Mendved Eriksson, King of Denmark and Ingeborg Folkunga, Princess of Sweden
- [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.
- [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.
Christopher II Eriksson, King of Denmark1 
He succeeded as the King Christopher II of Denmark in 1320.3 He was deposed as King of Denmark in 1326. He succeeded as the King Christopher II of Denmark in 1330.1
Children of Christopher II Eriksson, King of Denmark and Euphamia von Pommern
- Otto Christofsson, Duke of Lolland and Estland d. a 1347
- Agnes Christofsdottir
- Heilwig Christofsdottir
- Margaret Christofsdottir b. c 1305, d. 1340
- Erik Christofsson, King of Denmark b. 1307, d. 1331
- Valdemar IV ‘Atterdag’ Christofsson, King of Denmark+1 b. 1320, d. 1375
- [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 Eriksson
Richeza Eriksdottir
Child of Richeza Eriksdottir and Nicholas II Prinz von Werle
- Sophie Herzogin von Schleswig+ d. c 1339
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
Margaret Eriksdottir, Princess of Denmark1 
She gained the title of Princess Margaret of Denmark.1
Child of Margaret Eriksdottir, Princess of Denmark and Birgir, King of Sweden
- Magnus Folkunga2 b. 1300, d. 1320
Katherina Eriksdottir 
Elizabeth Eriksdottir 
Ingeborg Folkunga, Princess of Sweden1 
She gained the title of Princess Ingeborg of Sweden.1
Children of Ingeborg Folkunga, Princess of Sweden and Erik VI Mendved Eriksson, King of Denmark
Valdemar Eriksson
