MULLIN, Markwayne, a Representative from Oklahoma; born in Tulsa, Tulsa County, Okla., July 26, 1977; graduated from Stillwell High School, Stillwell, Okla.; attended Missouri Valley College, Marshall, Mo., 1996; A.A.S., Oklahoma State University Institute of Technology, Okmulgee, Okla., 2010; business owner; plumber; rancher; elected as a Republican to the One Hundred Thirteenth Congress (January 3, 2013-present).