Who is the mother of the man who ruled Friuli from 874 until at least 890?
Gisela, daughter of Louis the Pious: Gisela (born 821) was the youngest daughter of Louis the Pious and his second wife, Judith of Bavaria. Gisela, daughter of Louis the Pious:  She married the powerful and influential Eberhard, Duke of Friuli, later canonized as Saint Eberhard, with whom she had several children including King Berengar I of Italy, Margrave of Friuli. Gisela, daughter of Louis the Pious:  Gisela was renowned for her piety and virtue, much like her namesake, Gisela (the sister of Charlemagne), who had chosen the religious life from girlhood. Berengar I of Italy:  He is usually known as Berengar of Friuli, since he ruled the March of Friuli from 874 until at least 890, but he had lost control of the region by 896.
Gisela