David Davis IV (July 29, 1906 – April 14, 1978) was an American lawyer and politician.

He received his bachelor's degree from Williams College and his law degree from University of South Dakota School of Law.

He served as Chairman of the Board of the National Bank of Bloomington from 1955 to 1977 and in the Illinois Senate from 1953 to 1967 as a Republican.

Davis died at the St. Francis Medical Center and Hospital in Peoria, Illinois.

[1][2] The David Davis III & IV House, a site on the National Register of Historic Places in Bloomington, is named for Davis and his father.