Neff Round Barn
 Neff Round Barn also known as the Red Round Barn is a historic round barn located at Potter Township Centre County Pennsylvania. It was built about 1910 and is a white pine structure on a limestone foundation. The interior has two floors: the cattle floor and the mow floor. It is 88 feet in diameter and 56 feet tall at the cupola encompassing 6000 square feet. It has a conical roof.It was added to the National Register of Historic Places in 1979.