Catherine Sloper is a fictional character from the novel "Washington Square," written by Henry James. She is the daughter of a wealthy physician, Dr. Austin Sloper, and lives in a fashionable neighborhood in New York City during the 19th century. Catherine is portrayed as a shy and plain young woman, often overshadowed by her more attractive and charming peers. Throughout the story, Catherine becomes the object of affection for Morris Townsend, a charming but dubious suitor. Her father disapproves of the relationship, believing that Morris is only interested in Catherine's inheritance. This conflict drives the narrative, exploring themes of love, wealth, and social expectations.