Anne Catherine of Brandenburg (26 June 1575 – 8 April 1612) was queen-consort of Denmark

Denmark

Denmark is a Scandinavian country in Northern Europe. The countries of Denmark and Greenland, as well as the Faroe Islands, constitute the Kingdom of Denmark . It is the southernmost of the Nordic countries, southwest of Sweden and south of Norway, and bordered to the south by Germany. Denmark...

 and Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 from 1597 to 1612 as the first spouse of King Christian IV of Denmark

Christian IV of Denmark

Christian IV was the king of Denmark-Norway from 1588 until his death. With a reign of more than 59 years, he is the longest-reigning monarch of Denmark, and he is frequently remembered as one of the most popular, ambitious and proactive Danish kings, having initiated many reforms and projects...

.
Anne Catherine was born in Halle upon Saale and raised in Wolmirstedt

Wolmirstedt

Wolmirstedt is a town in the Börde district in Saxony-Anhalt, Germany. It is located 14 km north of Magdeburg, on the river Ohre.-History:*1009 first documentary mention*1274 Ruthger von Blumenthal appointed Vogt of Wolmirstedt...

. Her parents were Joachim Frederick, Margrave of Brandenburg and his first wife Catherine of Brandenburg-Küstrin

Catherine of Brandenburg-Küstrin

Catherine of Brandenburg-Küstrin was a Princess of Brandenburg-Küstrin by birth and Electress of Brandenburg by marriage.- Life :...

. Christian met her on his journey in Germany in 1595 and decided to marry her.