What 5th century British people originally used the Bishop of Ramsbury title?
Bishop of Ramsbury (ancient):  The title takes its name from the village of Ramsbury in Wiltshire, and was first used between the 10th and 11th centuries by the Anglo-Saxon Bishops of Ramsbury. Anglo-Saxons: The Anglo-Saxons were a people who inhabited Great Britain from the 5th century.
Anglo-Saxons