Mule Barn Theatre, also known as the David Rankin Mule Barn, was a historic barn located at Tarkio, Atchison County, Missouri. It was built as a barn about 1891 and converted to a theatre by the former Tarkio College in 1966–1968. It was an octagonal plan, three story, red brick building.[2]: 2 It was destroyed in a 1989 fire.[3]