This is Mathilde Karoline's brief Wikipedia article as of 16 January 2011, "Princess Mathilde Caroline of Bavaria (German: Mathilde Karoline Friederike Wilhelmine Charlotte von Bayern) (born Augsburg, August 30, 1813; died Darmstadt, May 25, 1862) was the second child and eldest daughter of Ludwig I of Bavaria and Therese of Saxe-Hildburghausen.
Marriage
On 26 December 1833 in Munich, Mathilde married The Hereditary Grand Duke Ludwig of Hesse and by Rhine (1806-1877), eldest son of Louis II, Grand Duke of Hesse and Wilhelmine of Baden. Ludwig succeeded his father as Grand Duke Ludwig III in 1848. The marriage was childless."