Joan de Lacy was a notable figure in medieval England, known for her role as a noblewoman and her connections to the Lacy family. Born in the late 12th century, she was the daughter of Hugh de Lacy, a prominent lord. Joan's marriage to Walter de Lacy further solidified her family's influence in the region. Throughout her life, Joan de Lacy was involved in various landholdings and political matters, reflecting the responsibilities of women in the feudal system. Her legacy is often linked to the de Lacy family's significant contributions to the governance and development of their territories in England.