In House M.D., which character is based most directly on Sherlock Holmes?

Gregory House is the House M.D. character based most directly on Sherlock Holmes.

The connection appears in House’s name, his exceptional deductive reasoning, his abrasive personality, and his habit of solving medical mysteries through clues that others overlook. House and Holmes are both brilliant investigators whose methods can alienate colleagues even as their conclusions prove accurate.

The series also includes deliberate parallels involving House’s friend James Wilson and Holmes’s companion Dr. John Watson. House lives at 221B Baker Street early in the series, matching Holmes’s famous London address, while Wilson functions as a loyal and more socially conventional counterpart.

House is not a literal adaptation of a Sherlock Holmes story. He is a medical reinterpretation of the detective archetype, with diagnoses replacing criminal investigations. The character’s specialty, addiction, and hospital setting are original elements of the television drama.