Parham Old Hall is a historic medieval mansion close to the village of Parham, in Suffolk, England. Closely associated with the Barons Willoughby of Parham, it is a Grade II listed building on the National Heritage List for England and includes the remains of a formal garden. A gateway that featured heraldic shields of the Willoughbys was dismantled and shipped to America in 1926. There is in the locality another unconnected building known as Parham New Hall.