Countess Judith of Flanders was a noblewoman born around 843, known for her influential role in medieval Europe. She was the daughter of Baldwin I of Flanders and Aelfthryth, and she became the wife of Welf I, a powerful duke in Bavaria. Judith was notable for her political acumen and her efforts to strengthen her family's power through strategic marriages. Judith's life was marked by her involvement in the complex politics of the time, including her connections to the Carolingian dynasty. She played a significant role in the affairs of Flanders and Bavaria, and her legacy continued through her descendants, who held important titles in European nobility.