Liutgard of Saxony (c. 845–17 November, 885) was the wife and Queen of Louis the Younger, the Frankish King of Saxony and East Francia. She was born between 840 and 850, the daughter of Liudolf, Duke of the Eastern Saxons (b. 805–820, d. 12 March 866), and of Oda Billung (b. 805–806, d.17 May 913). Her paternal grandparents were Bruno, Count of Saxony and Lord of Herzfeld (c. 786–before 844), and Oda (born c. 788). Her maternal grandparents were Billung of Thuringia (born c. 780) and Aeda of the Franks (born c. 784).