Sir Leicester Dedlock is a character from Charles Dickens' novel, "Bleak House." He is a wealthy and aristocratic landowner, known for his pride and adherence to social status. Sir Leicester is married to Lady Dedlock, a woman with a mysterious past, which becomes a central theme in the story. Despite his noble demeanor, Sir Leicester is portrayed as somewhat naive and easily manipulated. His character reflects the rigid class structures of Victorian England, highlighting themes of honor, reputation, and the complexities of human relationships within the upper class.