Thomas Hackney (* December 11, 1861 in Campbellsville, Giles County, Tennessee; † 24 December 1946 in Kansas City, Missouri ) was an American politician. Between 1907 and 1909 he represented the State of Missouri in the U.S. House of Representatives.
In 1864, Thomas Hackney moved with his parents in the Jackson County, Illinois, where he attended the public schools. He then studied at Southern Illinois Normal University in Carbondale and the University of Missouri in Columbia. After a subsequent law degree in 1886 and its recent approval as a lawyer, he began in Carthage (Missouri ) to work in this profession. He also took part in the area of Joplin zinc and lead mines. At the same time he proposed as a member of the Democratic Party launched a political career. In 1901 he was elected to the House of Representatives from Missouri.
In the congressional elections of 1906 Hackney was in the 15th electoral district of Missouri in the U.S. House of Representatives in Washington DC chosen, where he became the successor of Cassius M. Shartel on March 4, 1907. Since he Republican Charles Henry Morgan was defeated in 1908, he was able to complete only one term in Congress until March 3, 1909. After his retirement from the U.S. House of Representatives, he practiced as a lawyer again. In 1912 he was a delegate to the Democratic National Convention in Baltimore, was nominated at the Woodrow Wilson as a presidential candidate.
In 1914, Thomas Hackney moved his residence and his law firm to Kansas City. From 1914 to 1932 he acted as advisor to the Missouri Pacific Railroad. Then he withdrew into retirement, which he spent in Kansas City, where he died on 24 December 1946.