Arthur M. Free (January 15, 1879 - April 1, 1953) was a United States Representative from California. He was born in San Jose, California. He attended the public schools of Santa Clara and the University of the Pacific. He graduated from Stanford University in 1901 and from its law department in 1903. He was was admitted to the bar in 1903 and commenced practice in San Jose. He moved to moved to Mountain View and was city attorney from 1904-1910. He was the District Attorney of Santa Clara County from 1907-1919. He voluntarily retired and resumed the practice of law at San Jose.
Free was a delegate to the Republican State conventions in 1914 and from 1920 to 1936. He was elected as a Republican to the Sixty-seventh and to the five succeeding Congresses (March 4, 1921 - March 3, 1933). He was an unsuccessful candidate for reelection in 1932 to the Seventy-third Congress. He resumed the practice of law in San Jose, California where he died in 1953. He was buried in Oak Hill Memorial Park.