Countess Adelheid was a noblewoman from the Holy Roman Empire during the 10th century. She is best known for her marriage to Count Otto of Worms, which helped strengthen political alliances in the region. Adelheid played a significant role in the governance of her lands and was respected for her intelligence and leadership. In addition to her political influence, Countess Adelheid was also known for her patronage of the Church. She supported various religious institutions and contributed to the cultural development of her time. Her legacy continues to be recognized in historical accounts of noblewomen in medieval Europe.