... Trebius Germanus is thought to have been the name of the governor of Roman Britain

Roman Britain

Roman Britain was the part of the island of Great Britain controlled by the Roman Empire from AD 43 until ca. AD 410.The Romans referred to the imperial province as Britannia, which eventually comprised all of the island of Great Britain south of the fluid frontier with Caledonia...

 around 126

126

Year 126 was a common year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Verus and Ambibulus...

.

This information however is based on a semi-legible inscription found at Bewcastle

Bewcastle

Bewcastle is a large civil parish in the City of Carlisle district of Cumbria, England.According to the 2001 census the parish had a population of 411. The parish is large and includes the settlements of Roadhead, Shopford, Blackpool Gate, Roughsike and The Flatt. To the north the parish extends...

 and a military diploma from the period that mentions his name in connection with Britain. Construction of Hadrian's Wall

Hadrian's Wall

Hadrian's Wall was a defensive fortification in Roman Britain. Begun in AD 122, during the rule of emperor Hadrian, it was the first of two fortifications built across Great Britain, the second being the Antonine Wall, lesser known of the two because its physical remains are less evident today.The...

 continued under his rule and the first phase was probably nearing completion.