Mary Crawley is a fictional character from the British television series Downton Abbey. She is the eldest daughter of the Crawley family and is known for her strong-willed personality and complex relationships. Throughout the series, Mary navigates the challenges of early 20th-century British society, including issues of class and gender. As a member of the aristocracy, Mary faces pressures to marry well and secure her family's estate. Her character evolves over the course of the show, revealing her vulnerabilities and deepening her connections with other characters, including Matthew Crawley, whom she eventually falls in love with.