Trehane Family History
Trehane Surname Meaning
from Trehane in Probus possibly also from Trehane in Davidstow and Trevalga all in Cornwall.
The place-name is from Cornish tre ‘estate farmstead’ + an unidentified element possibly an unrecorded Old Cornish given name *Iachan.
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016
