Bega is from the Old Irish bec (small, little). Saint Bega (7th c.) was the Irish princess who, fleeing an arranged marriage to a Viking, landed on the Cumbrian coast and founded a hermitage — the town of Saint Bees in Cumbria is named after her. Patron of the Lake District.
Featured in the medieval Life of Saint Bega.
Bega reduces to seven — the number of Cumbrian saint.