Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
AINSLEY
As described in historical dictionaries
Patronymica Britannica (1860)
AINSLEY. AINSLIE. A place in Scotland, but I cannot ascertain the county. Tliomas de Ainslie, tlie baronet's ancestor, was "of that ilk" in 1214.
Surname type: Location or geographical feature
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English