Explore the Family Name Illig

The meaning of Illig

German: from a vernacular form of a medieval personal name, the Latin form of which was Aegidius (see Giles). Some characteristic forenames: German Kurt, Dieter, Ernst, Otto, Reinhold, Siegbert.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Illig decreased slightly between 2000 and 2010. In 2000, it was ranked 23,326th popular surname but had fallen to 25,503rd by 2010, a decline of 9.33%. The count of individuals with this surname also saw a modest downturn from 1,018 in 2000 to 969 in 2010, marking a 4.81% decrease. Furthermore, the proportion of people named Illig per 100,000 residents dropped by 13.16%, from 0.38 to 0.33.

	2000	2010	Change
Rank	#23,326	#25,503	-9.33%
Count	1,018	969	-4.81%
Proportion per 100k	0.38	0.33	-13.16%

Race and Ethnicity of people with the last name Illig

In terms of ethnicity, the majority of individuals carrying the Illig surname identified as White, according to the Decennial U.S. Census data. In 2000, this group accounted for 96.66% of Illigs, and while this figure dipped slightly to 95.56% in 2010, it remained the dominant ethnic identity. The percentage of individuals identifying as Asian/Pacific Islander and those claiming two or more races both diminished over the decade, dropping by 5.10% and 23.15% respectively. Interestingly, there was a significant increase in the number of Illigs identifying as Hispanic, which rose from 0.79% in 2000 to 2.27% in 2010, a hike of 187.34%. There were no individuals with the Illig surname who identified as Black or American Indian and Alaskan Native in either year.

	2000	2010	Change
White	96.66%	95.56%	-1.14%
Hispanic	0.79%	2.27%	187.34%
Asian/Pacific Islander	0.98%	0.93%	-5.1%
Two or More Races	1.08%	0.83%	-23.15%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%