Mary Crawford is a character from the novel "Mansfield Park," written by Jane Austen. She is portrayed as charming, witty, and somewhat unconventional, often challenging the social norms of her time. Mary is the sister of Henry Crawford and becomes a significant figure in the life of the protagonist, Fanny Price. In the story, Mary is depicted as a woman who enjoys the pleasures of life, including social gatherings and flirtation. Her character serves as a contrast to Fanny's more reserved and moral nature, highlighting the differences in their values and perspectives on love and relationships.