Nantwich Workhouse, also known as Nantwich Union Workhouse, Nantwich Union House and Nantwich Institution, is a former workhouse in Nantwich, Cheshire, England. It is located at The Barony, off Barony Road (at SJ65295338). Built in 1779–80 to accommodate up to 350 people, the institution remained in use as a workhouse until 1930. For much of the remainder of the 20th century, the former workhouse became part of Barony Hospital, and is currently used as offices for the National Health Service. The former workhouse is listed at grade II.