Sherlockiana encompasses various categories of materials and content related to the fictional detective Sherlock Holmes, created by Arthur Conan Doyle.
[4] Non-canonical works of fiction featuring Sherlock Holmes, by creators other than Arthur Conan Doyle, have been referred to as examples of "Sherlockiana".
Collections of Sherlockiana may include audio-visual recordings, books, magazines, newspaper clippings, art, clothing, advertising, stationery, and any other items associated with Holmes.
[3] The University of Minnesota contains the world's largest archive of Sherlockiana as of 2015, a large portion of which was bequeathed by American collector John Bennett Shaw[9] upon his death in 1994.
The interest in works about Sherlock Holmes has extended to intrigue by the United States Smithsonian Museums about the original location of 221B Baker Street.