Which fictional detective inspired Dr. House’s character?

Sherlock Holmes inspired Dr. House’s character in House M.D.

House and Holmes share a core method: observing small details, forming competing hypotheses, and using deduction to solve difficult problems. The connection also appears in names and story details, including House’s address at 221B Baker Street and his friendship with James Wilson, whose surname recalls Holmes’s associate John Watson.

The influence is literary rather than medical. Holmes investigates crimes, while House investigates diseases, and the series adapts detective-story structure to hospital cases. House’s reliance on Vicodin also parallels Holmes’s drug use in some adaptations, though the two characters are not identical.

Hercule Poirot, Miss Marple, and Columbo are other famous fictional detectives, but none is the primary acknowledged model for House. Sherlock Holmes is the specific character most directly associated with the show’s design.