LAST NAME · 1990 CENSUS
Unknow
Unknow is the 9,383rd most common last name in the United States. In the 1990 Census, 2,487 people carried it — about 1.0 of every 100,000 people.
Unknow is the 9,383rd most common last name in the United States. In the 1990 Census, 2,487 people carried it — about 1.0 of every 100,000 people.