Representative Rex Barnett, a Republican, represents Atchison, Nodaway and Worth counties (District 4) in the Missouri House of Representatives.

He was elected to his first two-year term in 1994.

Rep. Barnett is a retired Missouri State Highway Patrol officer. He worked in Troop H for 32 years.

He is a deacon in the First Baptist Church in his hometown and is a member of the Masonic Lodge: York Rite, Scottish Rite Shrine, Order of Eastern Star, Farm Bureau, AQHA and APHA.

Rep. Barnett attended Trenton Junior College, Draughn Business College, and Central Missouri State University.

Rep. Barnett currently resides in Maryville with his wife, Anna. They have two children and five grandchildren.