Explore the Family Name Delair

The meaning of Delair

Altered form of French Dallaire. History: Bearers of the surname Delair are descendants of one or another of the brothers Jean and Charles Allaire from France (see Allaire). Some characteristic forenames: French Andree.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname Delair has slightly decreased over a decade. In 2000, Delair ranked as the 41,382nd most popular surname with 496 individuals carrying this name, representing 0.18 per 100,000 people in the United States. By 2010, its rank had fallen to 44,872 and the count had dropped to 478 individuals, making up only 0.16 per 100,000 people. This is a change or decrease of roughly 8.43% in rank and 3.63% in count over a ten-year span.

	2000	2010	Change
Rank	#41,382	#44,872	-8.43%
Count	496	478	-3.63%
Proportion per 100k	0.18	0.16	-11.11%

Race and Ethnicity of people with the last name Delair

In terms of ethnicity, Decennial U.S. Census data reveals several changes for individuals bearing the Delair surname from 2000 to 2010. The percentage of individuals identifying as White dropped slightly from 94.76% to 91.84%. Those who identified as having two or more ethnic identities rose from 1.61% to 2.72%. There was also a significant increase in those identifying as Black, going from 1.41% to 3.77%. However, the proportion of individuals identifying as Hispanic saw a decrease, moving from 1.81% to 1.05%. No individuals with the surname Delair identified as Asian/Pacific Islander or American Indian and Alaskan Native in either census year.

	2000	2010	Change
White	94.76%	91.84%	-3.08%
Black	1.41%	3.77%	167.38%
Two or More Races	1.61%	2.72%	68.94%
Hispanic	1.81%	1.05%	-41.99%
Asian/Pacific Islander	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%