α. Middle English Brutener, Middle English Brutiner, Middle English Brytoner, Middle English Brytonere, Middle English–1500s 1700s–1800s Britoner; Scottish pre-1700 Britoner, pre-1700 Brittoner, pre-1700 Brytenar; N.E.D. (1888) also records a form Middle English Britonere.
β. Middle English Bretener, Middle English Bretinor, Middle English Bretoner, Middle English Bretonyr; Scottish pre-1700 Brettoner.
γ. Middle English Byrtoner; Scottish pre-1700 Bartanaris, pre-1700 Bartenar, pre-1700 Bartonar, pre-1700 Bertaner, pre-1700 Bertonar, pre-1700 Bertonnar.