Surname Checker / Knox
How Common Is the Last Name Knox?
Estimated U.S. bearers of the surname Knox today
49,539
Ranked #769 of 162,254 published surnames · 15.17 per 100,000 Americans (2010 Census) · 44,742 bearers counted in 2010, scaled to today's population.
Ancestry breakdown reported in the 2010 Census
White
63.4%
Black
30.58%
Asian / Pacific Islander
0.49%
Hispanic
2.31%
Percentages are the Census Bureau's published figures for surname bearers in 2010. Figures are estimates from public records — see the methodology page.