Explore the Family Name Mcnaught

The meaning of Mcnaught

1. Scottish and Irish: shortened form of McNaughton. 2. Irish and Scottish: in Donegal (Ireland) and, reportedly, southwestern Scotland, a variant of McKnight.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Mcnaught has seen a slight decline over the decade from 2000 to 2010. The rank of the surname fell from 24288 in 2000 to 25356 in 2010, indicating a drop by 4.4%. However, the actual count of people with this surname increased marginally by 0.93% from 967 in 2000 to 976 in 2010. The proportion per 100k also decreased by 8.33%, going from 0.36 in 2000 to 0.33 in 2010.

	2000	2010	Change
Rank	#24,288	#25,356	-4.4%
Count	967	976	0.93%
Proportion per 100k	0.36	0.33	-8.33%

Race and Ethnicity of people with the last name Mcnaught

The census data also provides insights into the ethnic identity associated with the Mcnaught surname. In 2000, the majority identified as White (92.35%), followed by Black (4.14%), Hispanic (1.65%) and those identifying with two or more races (1.14%). No individuals identified as Asian/Pacific Islander or American Indian and Alaskan Native. By 2010, the proportion of individuals identifying as White had dipped slightly to 90.98%, while those identifying as Black had risen to 5.02%. The percentage of individuals identifying as Hispanic saw an increase of 36.36% - the most substantial change - reaching 2.25% of all individuals with the Mcnaught surname. Those identifying with two or more races experienced a decrease of 10.53%, totaling 1.02% of all Mcnaughts.

	2000	2010	Change
White	92.35%	90.98%	-1.48%
Black	4.14%	5.02%	21.26%
Hispanic	1.65%	2.25%	36.36%
Two or More Races	1.14%	1.02%	-10.53%
Asian/Pacific Islander	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%