Manorhaus (Manor House) is a Grade II listed building in the community of Ruthin, Denbighshire, Wales, which dates back to the late 18th and early 19th centuries. It was listed by Cadw (Reference Number 941). It was listed for its late-Georgian features as they are of special architectural interest. It was a boarding house of Ruthin School, before it moved to its new site in 1893.