Harris Ayres Houghton (February 25, 1874 - September 2, 1946) was a physician and member of the United States military intelligence community during and shortly after World War I. He is notable for having arranged the anonymous translation and publication, from the Russian language into the English language, of the Protocols of the Elders of Zion in the United States in 1920. The lead title he was responsible for producing was "Praemonitus Praemunitus."