Family History and Genealogy Resources by Surname
Romanno Surname Origin
(Locality) From lands in the county of Peebles, Scotland, so called from a Roman military way, leading from the famous Roman camp at Line to the Lothians, which passed through the middle of those lands, from which they were called Romanno.
Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.
Romanno Surname Meaning and Family Facts
There is more to Romanno family history than the origin of your surname:
A Romanno Family History Thought:
'The past isn't dead. It isn't even past.' --William Faulkner