Question: Driggers is a surname, it arrives from Celtic descent, and is thought to be a name given to "Dredge Diggers", Driggers can be found in descendants of tri-racial isolate groups such as the Brass Ankles, Lumbee, and which term traditionally applied to one of numerous "tri-racial isolate" groups of the Southeastern United States?
Sentence (from "Driggers"): Today in the Southern United States, Driggers can be found in descendants of tri-racial isolate groups such as the Brass Ankles, Lumbee, and Melungeon as well as distinct Native American groups in the Southeast such as the Catawba.
Relevant evidence: Yes