Louise Charlotte of Brandenburg, was a Duchess consort of Courland by marriage to Duke Jacob Kettler of Courland.
She was born to George William, Elector of Brandenburg and Elizabeth Charlotte of the Palatinate. Wikipedia
Born: September 13, 1617, Berlin, Germany
Died: August 28, 1676 (age 58 years), Jelgava, Latvia
Grandchildren: Frederick William, Duke of Courland, Frederick I of Sweden, Maximilian of Hesse-Kassel, and more
Grandparents: John Sigismund, Elector of Brandenburg, Duchess Anna of Prussia, Frederick IV, Elector Palatine, and more
Great grandchildren: William IV, Prince of Orange, Frederick William von Hessenstein, Frederick II, Landgrave of Hesse-Kassel, and more