Who married Princess Wilhelmine of Baden?

Princess Wilhelmine of Baden (Wilhelmine Louise; 21 September 1788 – 27 January 1836), was by birth a Princess of Baden from the House of Zähringen and by marriage Grand Duchess consort of Hesse and by Rhine. Her descendants include King Charles III of the United Kingdom, King Felipe VI of Spain, and other members of European royalty.

She was the youngest daughter of Charles Louis, Hereditary Prince of Baden and Amalie of Hesse-Darmstadt, and the younger sister of Empress Elizabeth Alexeievna of Russia, born Princess Louise of Baden.

Louis II (26 December 1777 – 16 June 1848) was Grand Duke of Hesse and by Rhine from 6 April 1830 until 16 June 1848. He was the son of Louis I, Grand Duke of Hesse, and Princess Louise of Hesse-Darmstadt.