The story
- Late Latin · derived fromBolōnia
- Old French · derived fromBoloigne
- Middle English · inherited fromBoleyne
- English todayBoleyn
A habitational surname, inherited from Middle English Boleyne, Boloyne (“Boulogne-sur-Mer”), from Old French Boloigne, from Late Latin Bolōnia, from classical Bonōnia. Doublet of Bologna and Boulogne.
Etymology from Wiktionary, CC BY-SA 4.0.