The Adventure Of The Speckled band is the eighth short story and tenth (after A Study in Scarlet and The Sign Of Four) Sherlock Holmes story by British author Sir Arthur Conan Doyle. It is the eighth story in the collection Adventures Of Sherlock Holmes, it was published in Strand Magazine in February of 1892.

The story tells of Helen Stoner, a soon to be married young woman who suspects her father may be trying to kill her in order to retain control of her inheritance. Convinced of her father's intentions, Helen turns to Holmes for help.Sherlock Holmes and Dr. Watson rise unusually early one morning to meet a young woman named Helen Stoner who fears that her life is being threatened by her stepfather, Dr. Grimesby Roylott. Roylott is a doctor who practiced in Calcutta, India and was married to Helen's late mother when she was a widow living there. He is also the impoverished last survivor of what was once a wealthy but violent, ill-tempered and amoral Anglo-Saxon aristocratic family of Surrey, and has already served a jail sentence for killing his Indian butler in a rage.Helen's twin sister had died almost two years earlier, shortly before she was to be married. Helen had heard her sister's dying words, "The speckled band!" but was unable to decode their meaning. Helen herself, troubled by the perplexing death of her sister, is now engaged, and she has begun to hear strange noises and observe strange activities around Stoke Moran, the impoverished and heavily mortgaged estate where she and her stepfather live.

Famous works of the author Arthur Conan Doyle's: "A Study in Scarlet", "Silver Blaze", "The Hound of the Baskervilles", "The Yellow Face", "A Scandal in Bohemia", "The Red-Headed League", A Case of Identity", "The Boscombe Valley Mystery", "The Five Orange Pips", "The Man with the Twisted Lip", "The Blue Carbuncle", "The Speckled Band", "The Engineer's Thumb", "The Noble Bachelor", "The Beryl Coronet", "The Copper Beeches" and many more.