History of the Isle of Wight inhabitants of southern Britain at this time may indeed have been Germanic, rather than Celtic, which could re-open the possibility of the island's name having Germanic roots. The Romans occupied southern Britain, including the Isle of Wight, for nearly four hundred years. The Romans built no towns on the island, but it became an agricultural centre, and at least seven Roman villas are known. The Roman villas at Newport and Brading have been excavated and are open to the public. When fully developed around 300 AD, Brading was probably the largest on the Island, being a courtyard villa with impressive
Roman Britain of the later period of the Roman occupation, Britannia was subject to barbarian invasions and often came under the control of imperial usurpers and imperial pretenders. The final Roman withdrawal from Britain occurred around 410; the native kingdoms are considered to have formed Sub-Roman Britain after that. Following the conquest of the Britons, a distinctive Romano-British culture emerged as the Romans introduced improved agriculture, urban planning, industrial production, and architecture. The Roman goddess Britannia became the female personification of Britain. After the initial invasions, Roman historians generally only mention Britain in passing. Thus, most present knowledge derives from archaeological investigations