John Oldenburg, Prince of Denmark 
He gained the title of Prince John of Denmark.
Maximilian Oldenburg

Philipp Oldenburg

Dorothea Oldenburg, Princess of Denmark 
She gained the title of Princess Dorothea of Denmark.
Christine Oldenburg, Princess of Denmark1 

Oil on canvas by Hand Holbein the Younger, 15382
Christine Oldenburg, Princess of Denmark was born circa 1521 at Copenhagen, DenmarkG. She was the daughter of Christian II Oldenburg, King of Denmark and Norway and Isabella Erzherzogin von Österreich. She married, firstly, Francis II Sforza di Milano, Duca di Milano on 4 May 1534.1 She married, secondly, François I, Duc de Lorraine, son of Antoine II, Duc de Lorraine and Renée de Bourbon-Montpensier, on 10 July 1541 at Brussels, BelgiumG. She died on 10 December 1590.
She gained the title of Princess Christine of Denmark.1
Children of Christine Oldenburg, Princess of Denmark and François I, Duc de Lorraine
- Charles III, Duc de Lorraine+ b. 18 Feb 1543, d. 14 May 1608
- René de Lorraine+ b. 20 Apr 1544, d. 22 May 1602
- Dorothea de Lorraine b. 24 Aug 1545, d. a 1617
son Oldenburg 
Dorothea Oldenburg, Princess of Denmark 
She was also known as Princess Dorothy of Denmark.
Children of Dorothea Oldenburg, Princess of Denmark and Albrecht Herzog in Preußen
- Anna Sofie von Hohenzollern b. 1527, d. 1591
- Katharina von Hohenzollern b. 1528, d. 1528
- Friedrich Albrecht von Hohenzollern b. 1529, d. 1530
- Lucia Dorothea von Hohenzollern b. 1531, d. 1532
- Lucia von Hohenzollern b. 1537, d. 1539
- Albrecht von Hohenzollern b. 1539, d. 1539
Johann Oldenburg 
Elizabeth Oldenburg, Princess of Denmark1 
She gained the title of Princess Elizabeth of Denmark.1
Child of Elizabeth Oldenburg, Princess of Denmark and Ulrich III Nestor Herzog von Mecklenburg-Güstrow
- Sophia von Mecklenburg-Güstrow+1 b. 4 Sep 1557, d. 4 Oct 1631
- [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 19. Hereinafter cited as Lines of Succession.
Anna Oldenburg 