John H. Marsalis
John Henry Marsalis (May 9, 1904 – June 26, 1971) was a U.S. Representative from Colorado.

Early life and education
Born in McComb, Pike County, Mississippi, Marsalis attended the public schools of McComb, Mississippi. He moved with his parents to Colorado Springs, Colorado, in 1922 for his father's health. He graduated from Colorado Springs High School in 1923. He was a student at the University of Mississippi in 1925 and 1926. He graduated from the University of Colorado Law School in 1934.

Career
He was admitted to the bar March 14, 1935, and commenced the practice of law in Pueblo, Colorado. He was an investigator in district attorney's office in Pueblo in 1935 and 1936.

He entered the United States Army May 11, 1942, assigned to the Weather Squadron, United States Air Force, and was discharged on June 16, 1945.

Marsalis was elected district attorney, tenth judicial district of Colorado, in 1944 and took oath of office while on furlough January 9, 1945. He assumed his duties upon release from Army and served until December 1948.

Marsalis was elected as a Democrat to the 81st Congress (January 3, 1949 – January 3, 1951). He was an unsuccessful candidate for reelection in 1950 to the 82nd Congress and for election in 1952 to the 83rd Congress.

He was appointed city attorney December 15, 1952, and served in that capacity until elected district judge, tenth judicial district of Colorado, November 1954. He served in that office until his retirement February 28, 1962.

Personal life
He was unmarried. He lived in Pueblo, Colorado, where he died June 26, 1971. He was interred in Roselawn Cemetery.