The Man Who Was Too Clever is a 1935 mystery detective novel by Anthony Gilbert, the pen name of British writer Lucy Beatrice Malleson. It is the tenth and last in a series of novels featuring her amateur detective and politician Scott Egerton. The following year she introduced a new character, the unscrupulous solicitor Arthur Crook, in Murder by Experts.
Helen Paget is found shot dead in a private room of the Apsley Hotel in London. Her murderer has developed a very complex plot to commit the killing without being caught, but he is too clever for his own good.