LAST NAME · 2010 CENSUS
Kolczak
Kolczak is the 158,432nd most common last name in the United States. In the 2010 Census, 102 people carried it, about 0.0 of every 100,000 people. Most people named Kolczak are White.
WHO CARRIES THIS NAME · 2010
White96.1%
Black0.0%
Asian American0.0%
Multiracial0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.