Explore the Family Name Janowicz

The meaning of Janowicz

1. Polish: patronymic from the personal name Jan. 2. Jewish (from Poland and Belarus): habitational name for someone from a place called Janowice, Janowo, or Janów. Compare Janowski. Some characteristic forenames: Polish Beata, Jacek, Janina, Mariusz, Tadeusz, Walenty.

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

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

The surname Janowicz has seen a slight decrease in popularity based on the data from the Decennial U.S. Census. In 2000, its rank was 35,757 but by 2010 it had dropped to 36,736, a decline of 2.74%. However, the actual count of individuals with this surname rose marginally from 594 in 2000 to 608 in 2010, an increase of 2.36%. Proportionally, per 100,000 people, there was a small decrease of 4.55% over the decade.

	2000	2010	Change
Rank	#35,757	#36,736	-2.74%
Count	594	608	2.36%
Proportion per 100k	0.22	0.21	-4.55%

Race and Ethnicity of people with the last name Janowicz

In terms of ethnicity, the Decennial U.S. Census data shows that for the surname Janowicz, the majority identify as White, though this proportion decreased slightly from 95.45% in 2000 to 93.75% in 2010. There has been an increase in those identifying as Hispanic, rising from 2.02% in 2000 to 4.11% in 2010 - an impressive growth of 103.47%. The proportion of those identifying with two or more races saw a significant drop of 55.68%, decreasing from 1.85% to 0.82%. While there were no individuals identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in 2000, the 2010 data notes a tiny fraction (0.99%) identifying as Asian/Pacific Islander.

	2000	2010	Change
White	95.45%	93.75%	-1.78%
Hispanic	2.02%	4.11%	103.47%
Asian/Pacific Islander	0%	0.99%	0%
Two or More Races	1.85%	0.82%	-55.68%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%