Mrs. Hudson is a fictional character in the Sherlock Holmes novels and short stories by Arthur Conan Doyle. She is the landlady of 221B Baker Street, the London residence in which Sherlock Holmes lives.Mrs. Hudson appears or is mentioned in many Sherlock Holmes stories, though her appearances are generally brief, and little information is given about the character. She has been made a more prominent character in multiple Sherlock Holmes adaptations in film, television, and other media. Source: Wikipedia (en)