Edgar Allan Poe's short stories, including "The Murders in the Rue Morgue" and "The Purloined Letter," are widely regarded as the first modern detective stories.

Sherlock Holmes, created by Sir Arthur Conan Doyle, is known for his distinctive appearance and his use of deductive reasoning to solve crimes.

Agatha Christie is the author of the Miss Marple series, which features the elderly spinster detective who solves crimes using her keen observation and knowledge of human nature.

Dashiell Hammett's The Maltese Falcon introduced the hard-boiled detective Sam Spade, who is hired to find a valuable statuette.

Agatha Christie created Hercule Poirot, the Belgian detective known for his meticulous attention to detail and his ability to solve seemingly impossible crimes.

Sherlock Holmes is known for his catchphrase, "Elementary, my dear Watson," which he uses to emphasize the simplicity of his deductions.

Agatha Christie wrote the mystery novel "And Then There Were None," which tells the story of ten people who are invited to a remote island and are killed off one by one.

Philip Marlowe, created by Raymond Chandler, is known for his fedora and trench coat, as well as his cynical attitude and hard-boiled approach to detective work.

Dorothy L. Sayers is the author of the Lord Peter Wimsey mystery series, which features the aristocratic detective who solves crimes using his intelligence and charm.

Jessica Fletcher, the protagonist of the Murder, She Wrote series, is a mystery writer who solves crimes in her small town of Cabot Cove, Maine.

Agatha Christie created Miss Jane Marple, the elderly spinster detective who solves crimes using her keen observation and knowledge of human nature.

Ellery Queen, the detective created by Frederic Dannay and Manfred Lee, made his debut in the novel The Roman Hat Mystery.

Georges Simenon is the author of the Inspector Maigret mystery series, which features the pipe-smoking detective who solves crimes in Paris.

Nero Wolfe, the corpulent detective created by Rex Stout, made his debut in the novel Fer-de-Lance.

Arthur Conan Doyle wrote the mystery novel "The Hound of the Baskervilles," which features Sherlock Holmes and Dr. Watson investigating a curse on the Baskerville family.