Lady Sybil Crawley is a fictional character from the British television series Downton Abbey. She is the youngest daughter of the Crawley family, known for her progressive views and strong-willed nature. Sybil is passionate about social issues, particularly women's rights, and often challenges the traditional expectations of her aristocratic upbringing. Throughout the series, Lady Sybil develops a close relationship with Tom Branson, the family’s chauffeur, which highlights her desire for independence and equality. Her character represents the changing social landscape of early 20th-century England, embodying the struggles and aspirations of women during that era.