Who created the fictional detective C. Auguste Dupin, first published in 1841?

Edgar Allan Poe created C. Auguste Dupin, first published in 1841.

Dupin appears in three stories: “The Murders in the Rue Morgue,” “The Mystery of Marie Rogêt,” and “The Purloined Letter.” Poe presented him as an analytical thinker who solves crimes through observation, logic, and imaginative reconstruction rather than official police procedure.

“The Murders in the Rue Morgue” is often described as the first modern detective story. Its unnamed narrator records Dupin’s methods, a format that influenced later detective fiction. Dupin is not a police officer; he is an eccentric amateur living in Paris with the narrator.

Readers sometimes confuse Dupin with Sherlock Holmes, but Holmes first appeared decades later, in Arthur Conan Doyle’s 1887 novel “A Study in Scarlet.” Dupin helped establish conventions that became central to detective fiction, including the brilliant investigator, the admiring narrator, and the apparently impossible crime.