Joe Barnhill (born June 13, 1965, in Turkey, Texas) is an American country music singer-songwriter. Between 1990 and 1997, Barnhill released 2 studio albums. He also charted two singles on the Billboard Hot Country Singles & Tracks chart. His highest charting single, "Your Old Flame's Goin' Out Tonite," peaked at No. 56 in 1989.
His self-titled debut album was praised by one critic for its "excellent" selections of songs including a cover of Paul Overstreet's "Becky Morgan (Cotton Pickin' Time)".
As a songwriter, Barnhill along with Wayne Perry wrote "Not a Moment Too Soon," a No. 1 hit for Tim McGraw in 1994.