Richard Whiting Blue (September 8, 1841 – January 28, 1907) was a farmer, teacher, lawyer, judge, state senator, and U.S. Representative. He served in the Union Army during the American Civil War. He lived in Virginia and then Kansas.

Richard W. Blue
Member of the U.S. House of Representatives from Kansas's At-large district
In office March 4, 1895 – March 3, 1897
Preceded by	William A. Harris
Succeeded by	Jeremiah D. Botkin
Member of the Kansas Senate
In office 1880-1888
Personal details
Born	(1841-09-08)September 8, 1841 near Parkersburg, Virginia
Died	January 28, 1907(1907-01-28) (aged 65) Bartlesville, Oklahoma
Political party	Republican Party
Alma mater	Monongalia Academy Washington College

Born near Parkersburg, Virginia (now West Virginia), Blue worked on a farm in the summertime and studied in the select schools of that locality during the winter season. He attended Monongalia Academy, Morgantown, Virginia, in 1859 and Washington (Pennsylvania) College until his enlistment, on June 29, 1863, as a private in Company A of the 3rd West Virginia Infantry Regiment, during the Civil War. He became second and then first lieutenant of the company. Honorably discharged May 22, 1866, at Leavenworth, Kansas, when he returned to Grafton, West Virginia. He taught school. He studied law. He was admitted to the bar in Virginia, and commenced practice in Linn County, Kansas, in 1871. Probate judge of Linn County 1872-1876. County attorney 1876-1880. He served as member of the State senate 1880-1888.

Blue was elected as a Republican to the Fifty-fourth Congress (March 4, 1895 – March 3, 1897). He was an unsuccessful candidate for reelection in 1896 to the Fifty-fifth Congress. He engaged in the practice of law until his death in Bartlesville, Washington County, Oklahoma, January 28, 1907. He was interred in Pleasanton Cemetery, Pleasanton, Kansas.