| Dwayne Umbarger | |
| Birth Date: | 2 August 1952 |
| Birth Place: | Chanute, Kansas, U.S. |
| State Senate: | Kansas |
| District: | 14th |
| Term Start: | January 13, 1997 |
| Term End: | January 14, 2013 |
| Preceded: | William Robert Brady |
| Succeeded: | Forrest Knox |
| Party: | Republican |
| Spouse: | Toni |
| Education: | Pittsburg State University Neosho County Community College |
Dwayne D. Umbarger (August 2, 1952) is a former Republican member of the Kansas Senate, representing the 14th district from 1997 until 2013. He has been the Assistant Majority Whip since 2003. In 1995 and 1996, he was on the ANW Special Education Board in Humbolt, Kansas. He was also a School Board member for the Consolidated Unified School District #101 in Erie from 1994 to 1996.
Sen. Umbarger serves on these legislative committees:[1]
Some of the top contributors to Marshall's 2008 campaign, according to the National Institute on Money in State Politics:[2]
Kansas Republican Senatorial Committee, Kansas Association of Realtors, American Federation of State, County and Municipal Employees, Kansas National Education Association, Kansas Dental Association
Health care companies were his largest donor group.