House M.D.’s Gregory House is primarily based on which fictional detective?

Gregory House is primarily based on Sherlock Holmes.

The connection appears in the character’s name, his remarkable deductive ability, his abrasive personality, and his tendency to solve puzzles by noticing details others overlook. House’s surname also echoes Holmes, whose surname is associated with the consulting detective created by Arthur Conan Doyle.

Both characters work from clues toward an explanation and often disregard ordinary social expectations. House’s medical cases function like detective mysteries: symptoms serve as evidence, tests challenge theories, and the final diagnosis resolves the puzzle.

The series includes additional Holmes references. House lives at 221B Baker Street, the famous address associated with Sherlock Holmes, and his friendship with James Wilson parallels Holmes’s relationship with Dr. John Watson. These are deliberate inspirations rather than claims that the characters are identical.