Explore the Family Name St. Claire

The meaning of St. Claire

1. French (Sainte-Claire): habitational name from any of several places in France named Sainte-Claire (from the dedication of their churches to Ste. Claire), or a nickname derived directly from the female personal (saint’s) name Claire. 2. Altered form of English, Scottish, or French St. Clair.

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

How common is the last name St. Claire in the United States?

Based on the Decennial U.S. Census data, the popularity of the surname St. Claire has seen a noticeable increase between 2000 and 2010. The surname's rank improved from 28,166 in 2000 to 26,042 in 2010, marking a 7.54% change. In terms of count, there was a 17.63% increase, with the number of individuals bearing this surname rising from 800 in 2000 to 941 in 2010. There was also a slight rise in the proportion per 100,000 people, with a 6.67% change from 0.3 in 2000 to 0.32 in 2010.

	2000	2010	Change
Rank	#28,166	#26,042	7.54%
Count	800	941	17.63%
Proportion per 100k	0.3	0.32	6.67%

Race and Ethnicity of people with the last name St. Claire

In terms of ethnicity, according to the Decennial U.S. Census data, St. Claire is predominantly associated with White individuals, although there was a slight decrease of 1.52% between 2000 and 2010, from 63.88% to 62.91%. American Indian and Alaskan Native individuals form the second largest group, with the percentage slightly dipping from 21.63% in 2000 to 21.47% in 2010. Black individuals accounted for 8.25% in 2000 and 7.65% in 2010. The percentage of those identified as two or more races grew by 10.65%, from 4.13% in 2000 to 4.57% in 2010. The Asian/Pacific Islander and Hispanic categories both reported no individuals with the St. Claire surname in either year.

	2000	2010	Change
White	63.88%	62.91%	-1.52%
American Indian and Alaskan Native	21.63%	21.47%	-0.74%
Black	8.25%	7.65%	-7.27%
Two or More Races	4.13%	4.57%	10.65%
Asian/Pacific Islander	0%	0%	0%
Hispanic	0%	0%	0%