Early-attested site in the Parish of Plumbland
- Arkelby 1246 LaAss 1292 Ass 1580 Border
- Arkylby 1350 Netherhall 1361 Hesley 1399 ADvi
- Arkilby 1366 Ass 1410 ADvi
- Arcleby 1572 FF
- Arklebye 1587 ib
The first element is the very common Anglo-Scandinavian name Arnketell , generally reduced, as here, to Arnkell or Arkil (Björkman NP 8). The second element is bȳ .