Hildegarde von SWABIA 
Hildegarde von was born in 0758 in Aachen, Rheinland, Prussia. Hildegarde von's father was Gerold Count of Vinzgau Duke of ALLEMANIA and her mother was Emma of ALLEMANIA. She was an only child. She died in Thionville,Moselle, France.
They had a son named Louis I 'The Pious" Holy Roman.
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Children
Louis I 'The Pious" Holy Roman Emperor
Louis I 'The Pious" Holy Roman was born in August 0778 in Casseneuil, France. He died in Ingelheim, Rhinehessen, Hesse, Prussia.