Thirlwell Family History
Thirlwell Surname Meaning
from Thirlwall in Haltwhistle (Northumb) which is recorded as Thurlewall in 1255. The place-name derives from Old English þyrel ‘hole opening’ + wall ‘wall’ probably referring to a gap in Hadrian's wall.
This surname may be confused with Thelwell. See also Thirlaway.
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016
