Catherine of Brandenburg-Küstrin
Catherine of Brandenburg- Küstrin( 10 August 1549 – 30 September 1602) was a Margravine of Brandenburg- Küstrin by birth and Electress of Brandenburg by marriage.
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.
Daan Brandenburg
Daan Brandenburg( born November 14, 1987) is a Dutch chess grandmaster.
Minamoto no Chikako
She was the mother of Prince Morinaga.
Elizabeth of Denmark, Electress of Brandenburg
Elizabeth of Denmark, Norway, and Sweden (24 June 1485 – 10 June 1555) was a Scandinavian princess who became Electress of Brandenburg as the spouse of Joachim I Nestor, Elector of Brandenburg.
She was the daughter of King Hans of Denmark, Norway and Sweden and his spouse, Christina of Saxony.
Agnes of Brandenburg, Duchess of Pomerania
Agnes of Brandenburg( born 17 July 1584 in Berlin; died 26 March 1629 in Amt Neuhaus) was a Princess of Brandenburg by birth and by marriage successively Duchess of Pomerania and of Saxe- Lauenburg.
Sabina of Brandenburg-Ansbach
Sabina of Brandenburg-Ansbach (12 May 1529 – 2 November 1575) was a princess of Brandenburg-Ansbach and Electress of Brandenburg by marriage.
Elisabeth of Brandenburg, Duchess of Pomerania
Elizabeth of Brandenburg( 1425 – after 13 January 1465) was a princess of Brandenburg by birth and marriage Duchess of Pomerania.
Magdalene of Brandenburg (1412–1454)
Magdalene of Brandenburg( born:; died: 27 October 1454 in Scharnebeck) was a princess of Brandenburg by birth and by marriage Duchess of Brunswick- Lüneburg.
Elizabeth Charlotte of the Palatinate, Electress of Brandenburg
Elisabeth Charlotte of the Palatinate (19 November 1597 – 26 April 1660) was an Electress consort of Brandenburg as the wife of George William, Elector of Brandenburg and Duke of Prussia, and the mother of Frederick William of Brandenburg, the "Great Elector".

Question: Where was the mother of Elizabeth Of Denmark, Electress Of Brandenburg born?
Answer: Torgau