Jay Barnes
{{short description|American politician|bot=PearBOT 5}}
{{Infobox officeholder
|name = Jay Barnes
|image =
|caption =
|state_house1 = Missouri
|district1 =60th
|term_start1 = January 9, 2013
|term_end1 = January 9, 2019
|predecessor1 = Jamilah Nasheed
|successor1 = Dave Griffith
|office2 = Member of the Missouri House of Representatives from the 114th district
|term_start2 = January 5, 2011
|term_end2 = January 9, 2013
|predecessor2 = Bill Deeken
|successor2 = T. J. McKenna
|birth_name =
|birth_date = {{Birth date and age|1979|12|27}}
|birth_place = Jefferson City, Missouri
|party = Republican
}}
Jason Barnes (born December 27, 1979) is an American politician who served in the Missouri House of Representatives from 2011 to 2019.{{cite web|url=https://house.mo.gov/MemberDetails.aspx?year=2017&district=060 |title=Representative Jay Barnes |publisher=House.mo.gov |date= |accessdate=2019-07-07}}{{cite web|url=http://www.newstribune.com/news/local/story/2019/jan/06/barnes-reflects-8-years-legislature/759717/ |title=Barnes reflects on 8 years in Legislature |publisher=Newstribune.com |date=2019-01-06 |accessdate=2019-07-07}}