Claim: Ullerwood Castle,  an early medieval castle, which is first referred to in 1173, in a document stating "Hamo de Masci held the castles of Ullerwood and Dunham".
Evidence: Ullerwood Castle is an early medieval castle, possibly a shell keep, in Ringway, Manchester, England (grid reference ). The castle is first referred to in 1173, in a document stating Hamo de Masci held the castles of Ullerwood and Dunham.