Explore the Family Name Grealish

The meaning of Grealish

Irish (Galway): shortened Anglicized form of Mag Riallghuis, a variant of Mac Niallghuis (see McNelis).

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

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

Based on the Decennial U.S. Census data, the popularity of the surname 'Grealish' experienced a slight decrease between 2000 and 2010. While it was ranked 49,159th in 2000, it fell to 50,659th in 2010, marking a change of -3.05%. However, the actual count of individuals with this surname rose slightly from 402 in 2000 to 412 in 2010, an increase of 2.49%. Moreover, the proportion of this surname per 100k people saw a small decrease of -6.67% over the decade.

	2000	2010	Change
Rank	#49,159	#50,659	-3.05%
Count	402	412	2.49%
Proportion per 100k	0.15	0.14	-6.67%

Race and Ethnicity of people with the last name Grealish

In terms of ethnicity, the data from the Decennial U.S. Census shows that the majority of people bearing the surname 'Grealish' identify as White. In 2000, 95.02% of Grealishes identified as White, which marginally decreased to 94.66% by 2010. The percentage identifying as Black saw a considerable growth from 1.24% in 2000 to 1.70% in 2010, indicating a 37.10% increase. In 2010, 2.18% of individuals with this surname identified with two or more races, a category that was non-existent for this surname in 2000. Meanwhile, there were no recorded instances of individuals with this surname identifying as Asian/Pacific Islander or American Indian and Alaskan Native in either year. The representation of Hispanic individuals within this surname group decreased from 1.99% in 2000 to zero in 2010.

	2000	2010	Change
White	95.02%	94.66%	-0.38%
Two or More Races	0%	2.18%	0%
Black	1.24%	1.7%	37.1%
Asian/Pacific Islander	0%	0%	0%
Hispanic	1.99%	0%	0%
American Indian and Alaskan Native	0%	0%	0%