Explore the Family Name Mikolajczyk

The meaning of Mikolajczyk

Polish (Mikołajczyk): from a pet form of the personal name Mikołaj (see Nicholas). Some characteristic forenames: Polish Andrzej, Bernadeta, Bogdan, Czeslaw, Halina, Ireneusz, Jolanta, Krzysztof, Mariola, Ryszard, Szymon, Waclaw.

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

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

According to the Popularity table based on Decennial U.S. Census data, the surname Mikolajczyk ranked 22,336 in 2000 and moved slightly up to a ranking of 22,158 in 2010, representing a minor 0.8% increase in popularity. The number of people with this surname also increased from 1,076 in 2000 to 1,166 in 2010, showing an 8.36% growth rate. Despite these increases, the proportion per 100,000 people remained stable at 0.4 in both 2000 and 2010.

	2000	2010	Change
Rank	#22,336	#22,158	0.8%
Count	1,076	1,166	8.36%
Proportion per 100k	0.4	0.4	0%

Race and Ethnicity of people with the last name Mikolajczyk

The Ethnicity table, also drawn from Decennial U.S. Census data, reveals that the majority of individuals with the Mikolajczyk surname identify as White, with percentages of 97.12 in 2000 and a slight decrease to 96.91 in 2010. Individuals identifying as Hispanic represented 1.02% in 2000 and increased to 1.20% in 2010. There were no individuals identifying as Asian/Pacific Islander or Black with this surname in 2000, but both groups appeared in 2010, making up 0.60% each. The percentage of those identifying as two or more races decreased from 1.21% in 2000 to 0.69% in 2010. In both years, there were no individuals with this surname who identified as American Indian and Alaskan Native.

	2000	2010	Change
White	97.12%	96.91%	-0.22%
Hispanic	1.02%	1.2%	17.65%
Two or More Races	1.21%	0.69%	-42.98%
Asian/Pacific Islander	0%	0.6%	0%
Black	0%	0.6%	0%
American Indian and Alaskan Native	0%	0%	0%