Thomas S. Casey (April 6, 1832 – March 1, 1891) was an American politician and judge. Casey was born in Jefferson County, Illinois and sent to the public schools. He graduated from McKendree College and then studied law. In 1851, Casey was admitted to the Illinois bar. He lived in

Mount Vernon, Illinois Mount Vernon is a city in and the county seat of Jefferson County, Illinois, United States. The population was 14,600 at the 2020 census. Mount Vernon is the principal city of the Mount Vernon Micropolitan Statistical Area, which includes all o ...

. In 1860, he was elected state's attorney. Casey served in the Union Army during the

American Civil War The American Civil War (April 12, 1861 – May 26, 1865; also known by other names) was a civil war in the United States. It was fought between the Union ("the North") and the Confederacy ("the South"), the latter formed by states th ...

and was commissioned a colonel. From 1864 to 1868, Casey again served as state's attorney. From 1870 to 1872, he served in the

Illinois House of Representatives The Illinois House of Representatives is the lower house of the Illinois General Assembly. The body was created by the first Illinois Constitution adopted in 1818. The House under the current constitution as amended in 1980 consists of 118 re ...

and was a

Democrat Democrat, Democrats, or Democratic may refer to: Politics *A proponent of democracy, or democratic government; a form of government involving rule by the people. *A member of a Democratic Party: **Democratic Party (United States) (D) **Democratic ...

. Casey served in the

Illinois Senate The Illinois Senate is the Upper house, upper chamber of the Illinois General Assembly, the legislative branch of the government of the U.S. state, State of Illinois in the United States. The body was created by the first state constitution adop ...

from 1872 to 1876.Casey then served on the Illinois Appellate Court from 1879 to 1885. Case then moved to

Springfield, Illinois Springfield is the capital of the U.S. state of Illinois and the county seat and largest city of Sangamon County. The city's population was 114,394 at the 2020 census, which makes it the state's seventh most-populous city, the second largest o ...

, where he practiced law. He died in Springfield, Illinois, from pneumonia. His father was

Zadok Casey Zadok Casey (March 7, 1796 – September 4, 1862) was an American politician who served as a U.S. representative from Illinois and founded the city of Mount Vernon. Biography Zadok Casey was born in Greene County, Georgia. Not much is know ...

who served as

Governor of Illinois The governor of Illinois is the head of government of Illinois, and the various agencies and departments over which the officer has jurisdiction, as prescribed in the state constitution. It is a directly elected position, votes being cast by p ...

.'Illinois Legislative Manual-1875,' pg. 82

Notes

1832 births 1891 deaths People from Mount Vernon, Illinois Politicians from Springfield, Illinois People of Illinois in the American Civil War McKendree University alumni Illinois lawyers Judges of the Illinois Appellate Court Democratic Party members of the Illinois House of Representatives Democratic Party Illinois state senators 19th-century American legislators 19th-century American judges 19th-century American lawyers 19th-century Illinois politicians {{Illinois-Ilrepresentative-stub