Overview
Frederica Louisa of Hesse-Darmstadt (; 16 October 1751 – 25 February 1805) was Queen of Prussia and Electress of Brandenburg as the second spouse of King Frederick William II.
Life
Frederica Louisa was the daughter of Louis IX, Landgrave of Hesse-Darmstadt, and Countess Palatine Caroline of Zweibrücken. She was born in Prenzlau. She was the sister of Grand Duchess Louise of Saxe-Weimar-Eisenach, as well as Grand Duke Louis I of Hesse.
Marriage
Frederica Louisa was selected to marry Frederick William immediately after his divorce from Elisabeth Christine of Brunswick-Lüneburg, after Margravine Philippine of Brandenburg-Schwedt and Sophia Albertina of Sweden had been suggested. Her mother was highly admired by Frederick the Great. The wedding was performed on 14 July 1769 at the Charlottenburg Palace.
From Wikipedia (CC BY-SA 4.0).