Sidney Clarke
Member of the U.S. House of Representatives from Kansas's at-large district
In office March 4, 1865 – March 3, 1871
Preceded by	A. Carter Wilder
Succeeded by	David P. Lowe
Acting Mayor of Oklahoma City
In office November 11, 1889 – November 12, 1889
Preceded by	William Couch
Succeeded by	Andrew Jackson Beale
Personal details
Born	(1831-10-16)October 16, 1831 Southbridge, Massachusetts, U.S.
Died	June 18, 1909(1909-06-18) (aged 77) Oklahoma City, Oklahoma, U.S.
Resting place	Fairlawn Cemetery
Political party	Republican
Signature

Sidney Clarke (October 16, 1831 – June 18, 1909) was a U.S. Representative from Kansas, a Kansas state speaker of the house, and an Oklahoma territorial legislator. He was a part of the Oklahoma statehood movement.^[1]

Early life

Born in Southbridge, Massachusetts, Clarke attended the public schools. He was publisher of the Southbridge Press in 1854, and settled in Lawrence, Kansas, in 1859. Clarke enlisted as a volunteer during the Civil War, and was appointed assistant adjutant general of Volunteers by President Lincoln February 9, 1863. He served as captain and assistant provost marshal general for Kansas, Nebraska, Colorado, and Dakota.

Congressional career

Clarke was elected as a Republican to the Thirty-ninth, Fortieth, and Forty-first Congresses (March 4, 1865 – March 3, 1871). He served as chairman of the Committee on Indian Affairs (Forty-first Congress). He was an unsuccessful candidate in 1870 for reelection to the Forty-second Congress.

Later life

Clarke served in the Kansas state house of representatives in 1879 as an independent and was elected speaker.^[1] He moved to Oklahoma City, Oklahoma, in 1889 and engaged in railroad building.^[1] He served as chairman of the statehood executive committee in 1891, and as member of the Territorial council from 1898 to 1902. He also served on the Oklahoma City Council and as the second provisional mayor.^[1] He died in Oklahoma City, and was interred in Fairlawn Cemetery.