Explore the Family Name Siordia

The meaning of Siordia

Hispanic (Mexico): altered form of Basque Ziordia, a habitational name from Ziordia in Navarre, named with Basque zi(d)or ‘path, track’. Some characteristic forenames: Spanish Jose, Alfonso, Maria Eugenia, Roberto, Alejandro, Carlos, Consuelo, Demetrio, Elvira, Graciela, Guillermo, Gustavo.

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

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

Based on data from the Decennial U.S. Census, the popularity of the surname Siordia has increased in the United States over a decade. In 2000, it was ranked as the 24,162nd most common name, but by 2010, it had climbed to the 21,092nd spot, reflecting a 12.71% rise in its ranking. The actual count of individuals with this surname also showed a substantial growth of nearly 28%, going from 973 in 2000 to 1,245 in 2010. Consequently, the proportion of people named Siordia per 100,000 residents expanded by roughly 17% during that same period.

	2000	2010	Change
Rank	#24,162	#21,092	12.71%
Count	973	1,245	27.95%
Proportion per 100k	0.36	0.42	16.67%

Race and Ethnicity of people with the last name Siordia

Regarding ethnicity, the figures from the Decennial U.S. Census show that the majority of people with the Siordia surname identify as Hispanic. In 2000, 92.81% of the Siordias were Hispanic, and this percentage slightly increased to 94.62% by 2010. A small fraction identified as White in 2000 — 5.86% — but this figure decreased by 20.48% in 2010. In 2000, a marginal 0.62% reported having two or more races, but this category didn't appear in the 2010 census. No Siordias identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either year.

	2000	2010	Change
Hispanic	92.81%	94.62%	1.95%
White	5.86%	4.66%	-20.48%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0.62%	0%	0%
Black	0%	0%	0%
American Indian and Alaskan Native	0%	0%	0%