The Clemence-Irons House (also known as the Edward Manton House) is an historic house at 38 George Waterman Road in Johnston, Rhode Island, US. It was built by Richard Clemence in 1691 and is a rare surviving example of a "stone ender," building type first developed in the western part of England and common in colonial Rhode Island. The house is listed on the National Register of Historic Places, and is a historic house museum owned and operated by Historic New England. It is one day a month between June and mid-October.