Natalia Alexeievna1755 - 1776 Born Wed, 25 June 1755 Died Fri, 26 April 1776 Details Parents Tsarevna of Russia Wilhelmina Louisa Lived 20 years, 10 months, 1 day father Louis IX 1719 - 1790 mother Caroline of the Palatinate-Zweibrücken 1721 - 1774 Siblings Sister Caroline of Hesse-Darmstadt 1746 - 1821 Sister Frederica Louisa of Hesse-Darmstadt 1751 - 1805 Brother Louis I 1753 - 1830 Sister Amalie of Hesse-Darmstadt 1754 - 1832 Sister Louise of Hesse-Darmstadt 1757 - 1830 Brother Frederick 1759 - 1802 Brother Christian of Hesse-Darmstadt 1763 - 1830