Explore the Family Name Sainthilaire

The meaning of Sainthilaire

French and Haitian: variant of Saint-Hilaire (see St. Hilaire) and, in North America, (also) an altered form of this. This form of the surname is very rare in France; it is more common in Haiti and in the Dominican Republic.

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

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

Based on the Decennial U.S. Census, the surname Sainthilaire has seen a notable increase in popularity between 2000 and 2010. In 2000, Sainthilaire was ranked 54,643 in popularity and by 2010 it had jumped to 35,489, marking a substantial rise of 35.05 percent. The count of individuals with this surname also grew from 353 in 2000 to 634 in 2010, an increase of 79.6 percent. Additionally, the proportion of Sainthilaires per 100,000 people rose by 61.54 percent from 0.13 to 0.21.

	2000	2010	Change
Rank	#54,643	#35,489	35.05%
Count	353	634	79.6%
Proportion per 100k	0.13	0.21	61.54%

Race and Ethnicity of people with the last name Sainthilaire

Ethnicity data from the Decennial U.S. Census reveals some shifts in the ethnic identity associated with the Sainthilaire surname. While there were no individuals identified as Asian/Pacific Islander or American Indian and Alaskan Native in either 2000 or 2010, other categories saw changes. Those identifying as two or more races dropped by 65.76 percent, from 3.68 percent to 1.26 percent. The percentage of White individuals increased by 53.24 percent, from 3.40 percent to 5.21 percent. The Hispanic population decreased slightly by 11.74 percent, going from 38.24 percent to 33.75 percent. Lastly, the Black population saw an increase of 10.78 percent, rising from 53.82 percent to 59.62 percent.

	2000	2010	Change
Black	53.82%	59.62%	10.78%
Hispanic	38.24%	33.75%	-11.74%
White	3.4%	5.21%	53.24%
Two or More Races	3.68%	1.26%	-65.76%
Asian/Pacific Islander	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%