Rhiainfellt
Northumbrian queen of British birth / From Wikipedia, the free encyclopedia
Rhiainfellt, name variants including Rieinmelt and Rieinmelth, was a British princess of the royal house of the kingdom of Rheged, a part of the Hen Ogledd. Her name means "Lightning Maiden" or "Lightning Queen" in Old Welsh.[1] She was a wife of Oswiu, King of Northumbria.