Family History and Genealogy Resources by Surname
Santiago Surname Origin
(Galician, Portuguese, and Spanish) habitational name from any of the numerous places named for the dedication of their churches to St. James (Sant Iago).
Source: American Surnames. ; Smith, Elsdon C; Genealogical Publishing Company, 1997.
Santiago Surname Meaning and Family Facts
There is more to Santiago family history than the origin of your surname:
A Santiago Family History Thought:
Whenever there's a will, you'll see an heir loom.