Explore the Family Name Niz

The meaning of Niz

Portuguese: from a shortened form of the personal name Diniz or Deniz.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname "Niz" has seen a significant rise between 2000 and 2010. The rank of the name improved from being the 100,194th most common name in 2000 to the 64,200th in 2010, reflecting a positive change of 35.92%. In terms of absolute numbers, the count of people with the surname increased by 85.63%, rising from 167 individuals in 2000 to 310 in 2010. This increase is also reflected in the proportion per 100k, which saw an 83.33% upswing, moving from 0.06 in 2000 to 0.11 in 2010.

	2000	2010	Change
Rank	#100,194	#64,200	35.92%
Count	167	310	85.63%
Proportion per 100k	0.06	0.11	83.33%

Race and Ethnicity of people with the last name Niz

The Decennial U.S. Census data also provides insights into the ethnic identity associated with the surname "Niz". As of 2010, the largest ethnicity group associated with the name was Hispanic, making up 82.26% of the total, increasing from 77.84% in 2000. This was followed by White at 10.97%, down from 14.37% in 2000. There was a slight increase in those identifying as Asian/Pacific Islander, moving from 3.59% to 4.19%. The Black ethnicity made its first appearance in 2010, representing 1.94% of individuals with the Niz surname. However, there was no representation from the American Indian and Alaskan Native community in either year, and the percentage of those identifying with two or more races dropped from 2.99% in 2000 to zero in 2010.

	2000	2010	Change
Hispanic	77.84%	82.26%	5.68%
White	14.37%	10.97%	-23.66%
Asian/Pacific Islander	3.59%	4.19%	16.71%
Black	0%	1.94%	0%
Two or More Races	2.99%	0%	0%
American Indian and Alaskan Native	0%	0%	0%