The Willard–Clark House is a historic two-story mansion in Maryville, Tennessee, U.S.. It was built for B.F. Willard in 1886.[2] The Willards owned the house until 1903, and it was purchased by J. L. Clark in 1905.[2] In 1910, Clark added a portico, designed in the Classical Revival architectural style.[2] They also the house to Elmer L. Hudson in 1929, who sold it to Granville R. Swaney in 1931.[2] It has been listed on the National Register of Historic Places since July 25, 1989.[3]