Luitgard married Emperor of the Holy Roman Empire Emperor Charles Charlemagne, I in 794. Emperor (son of Holy Roman Emperor Pepin Martel, III and Bertrade de Laon, II) was born on 2 Apr 742 in Herstal, Liege, Belgium; died on 28 Jan 814 in Germany; was buried in Aachen, North Rhine-Westphalia, Germany. [Group Sheet] [Family Chart]