Explore the Family Name Wilczek

The meaning of Wilczek

Polish: from a diminutive of the personal name Wilk, from wilk ‘wolf’. Some characteristic forenames: Polish Stanislaw, Casimir, Ewa, Krzystof, Miroslaw, Zosia. German Gunther, Natascha.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Wilczek in the United States?

Based on the Decennial U.S. Census, the surname Wilczek saw an increase in popularity between 2000 and 2010. In 2000, it was ranked 29,421st most common surname, but by 2010, it had moved up to the 28,465th spot, a change of 3.25%. The number of people with this surname also grew during this period, from 757 in 2000 to 838 in 2010, representing a 10.7% increase. Despite these changes, the proportion of people with the Wilczek surname per 100,000 remained steady at 0.28.

	2000	2010	Change
Rank	#29,421	#28,465	3.25%
Count	757	838	10.7%
Proportion per 100k	0.28	0.28	0%

Race and Ethnicity of people with the last name Wilczek

In terms of ethnic identity, the majority of individuals with the surname Wilczek identified as White in both 2000 and 2010, according to the Decennial U.S. Census. This group constituted 97.75% of the Wilczeks in 2000 and rose marginally to 97.97% in 2010. There were no recorded individuals who identified as Black or Asian/Pacific Islander in 2000, but by 2010, there was a small representation (0.72%) from the Asian/Pacific Islander community. Individuals identifying with two or more races made up 0.79% of the Wilczeks in 2000, but this figure was suppressed in 2010 for privacy reasons. The percentage of those identifying as Hispanic slightly decreased from 0.79% to 0.60% over the decade. No individuals identified as American Indian and Alaskan Native in either year.

	2000	2010	Change
White	97.75%	97.97%	0.23%
Asian/Pacific Islander	0%	0.72%	0%
Hispanic	0.79%	0.6%	-24.05%
Two or More Races	0.79%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%