Minor Sherlock Holmes characters

This article describes minor characters from the Sherlock Holmes stories by Sir Arthur Conan Doyle, and from non-canonical derived works. The list excludes the titular character as well as Dr. Watson, Professor Moriarty, Inspector Lestrade, Mycroft Holmes, Mrs. Hudson, Irene Adler, Colonel Moran, the Baker Street Irregulars, and characters not significant enough to mention.