David N. Barkhausen (born January 31, 1950) is an American politician, lawyer, and businessman. Born in

Lake Forest, Illinois Lake Forest is a city located in Lake County, Illinois, United States. Per the 2020 census, the population was 19,367. The city is along the shore of Lake Michigan, and is a part of the Chicago metropolitan area and the North Shore. Lake Forest ...

, Barkhausen went to

Choate Rosemary Hall Choate Rosemary Hall (often known as Choate; ) is a private, co-educational, college-preparatory boarding school in Wallingford, Connecticut, United States. Choate is currently ranked as the second best boarding school and third best private high ...

Wallingford, Connecticut Wallingford is a town in New Haven County, Connecticut, United States, centrally located between New Haven and Hartford, and Boston and New York City. The population was 44,396 at the 2020 census. The community was named after Wallingford, in En ...

. He then received his bachelor's degree from

Princeton University Princeton University is a private university, private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth, New Jersey, Elizabeth as the College of New Jersey, Princeton is the List of Colonial Colleges, fourth-oldest ins ...

and his

Juris Doctor The Juris Doctor (J.D. or JD), also known as Doctor of Jurisprudence (J.D., JD, D.Jur., or DJur), is a graduate-entry professional degree in law and one of several Doctor of Law degrees. The J.D. is the standard degree obtained to practice law ...

degree from

Southern Illinois University School of Law Southern Illinois University School of Law (SIU Law) is one of four public law schools in the U.S. state of Illinois. Located in Carbondale, Illinois, it is the only law school in the southern region of Illinois. History The Southern Illinois Uni ...

. Barkhausen practiced law and served an Illinois assistant attorney general. He was also in the life insurance business. Barkhausen 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 ...

from 1981 to 1985 and was a

Republican Republican can refer to: Political ideology * An advocate of a republic, a type of government that is not a monarchy or dictatorship, and is usually associated with the rule of law. ** Republicanism, the ideology in support of republics or agains ...

. He then 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 1985 to 1997. In an upset, Democratic candidate

Terry Link Terry Link (born March 20, 1947) is an American politician who represented the 30th district in the Illinois Senate from 1997 until his resignation in 2020. The 30th district includes all or part of the municipalities of Beach Park, Buffalo Gro ...

defeated Thomas Lachner, a

member of the

, to succeed Barkhausen.

Notes

1950 births Living people People from Lake Forest, Illinois Choate Rosemary Hall alumni Princeton University alumni Southern Illinois University alumni Businesspeople from Illinois Illinois lawyers Republican Party members of the Illinois House of Representatives Republican Party Illinois state senators {{Illinois-Ilrepresentative-stub