Sara Petersen (badminton)
Sara Runesten Petersen (born 8 May 1975) is a Denmark born female badminton player from New Zealand.
Francis of Denmark
Francis of Denmark( 15 July 1497 – 1 April 1511), was a prince of Denmark, Norway and Sweden, the youngest son of King John of Denmark and Christina of Saxony.
Minamoto no Chikako
She was the mother of Prince Morinaga.
Johan Peter Koch
Johan Peter Koch (15 January 1870 – 13 January 1928) was a Danish captain and explorer of the Arctic dependencies of Denmark, born at Vestenskov.
Isabella of Austria
Isabella of Austria (18 July 1501 – 19 January 1526), also known as Elizabeth, Archduchess of Austria and Infanta of Castile and Aragon, was Queen of Denmark, Sweden and Norway as the wife of King Christian II.
She was the daughter of King Philip I and Queen Joanna of Castile and the sister of
Emperor Charles V. She was born at Brussels.
She served as regent of Denmark in 1520.
Christina of Saxony
Christina of Saxony( b. Torgau, 25 December 1461 – d. Odense, 8 December 1521), was Queen consort of Denmark, Norway, and Sweden.
She was born a granddaughter of Frederick the Gentle of Saxony, and daughter of Ernest, Elector of Saxony and Elisabeth of Bavaria.
She was the grandmother of Christina of Denmark through her son Christian II.
Sophie of Mecklenburg-Güstrow
Sophie of Mecklenburg-Güstrow (4 September 1557 – 14 October 1631) was Queen of Denmark and Norway by marriage to Frederick II of Denmark.
She was the mother of King Christian IV of Denmark.
She was Regent of Schleswig-Holstein 1590–1594.
Christina of Denmark
Christina of Denmark (November 1521 – 10 December 1590) was a Danish princess, the younger surviving daughter of King Christian II of Denmark and Norway and Isabella of Austria.
She became the duchess-consort of Milan, then duchess-consort of Lorraine.
She served as the regent of Lorraine from 1545 to 1552 during the minority of her son.
She was also a claimant to the thrones of Denmark, Norway and Sweden in 1561-1590.
Finally, she was sovereign Lady of Tortona in 1578-1584.
Princess Caroline-Mathilde of Denmark
Princess Caroline- Mathilde of Denmark( 27 April 1912 – 12 December 1995) was a daughter of Prince Harald of Denmark and granddaughter of King Frederick VIII of Denmark.
As the wife of Knud, Hereditary Prince of Denmark, she became Hereditary Princess of Denmark.
Helvig of Schleswig
Helvig of Schleswig( also erroneously Hedwig; 1320 – 1374), was a Danish Queen consort, spouse of King Valdemar IV of Denmark.
She was the mother of Queen Margaret I of Denmark, Norway and Sweden.

Question: What is the place of birth of Christina Of Denmark's mother?
Answer: Brussels