People Duchess Marie Louise of Mecklenburg-Schwerin German noble31 March 1803 – 26 October 1862 Frederick Louis, Hereditary Grand Duke of Mecklenburg-Schwerin13 June 1778 – 29 November 1819Grand Duchess Elena Pavlovna of Russia24 December 1784 – 24 September 1803 Duchess Marie Louise of Mecklenburg-Schwerin31 March 1803 – 26 October 1862 ParentsFrederick Louis, Hereditary Grand Duke of Mecklenburg-Schwerin13 June 1778 – 29 November 1819Grand Duchess Elena Pavlovna of Russia24 December 1784 – 24 September 1803SiblingsPaul Friedrich I, Grand Duke of Mecklenburg-Schwerin15 September 1800 – 7 March 1842 From Wikipedia and Wikidata (public domain), updated daily.