Usage Medieval Welsh
Other Forms FormsRhieinfellt, Rieinmelth, Riemmelth
Edit Status Status [contributor]
Derived from Welsh rhiain "maiden" (originally "queen" from Celtic *r-gan-) and mellt "lightning". Rhiainfellt or Rhieinfellt was the name of a great-granddaughter of Urien Rheged who became the wife of the 7th-century Anglo-Saxon king Oswy of Northumbria.