Explore the Family Name Jaso

The meaning of Jaso

1. Basque: Castilianized form of Jatso, probably a habitational name from a placename composed of jats ‘sorghum’ + the collective suffix -zu. The surname Jatso is apparently not found in Spain. 2. Slovak: unexplained. Some characteristic forenames: Spanish Narciso, Santiago, Adela, Angel, Carlos, Cirildo, Concha, Hermelinda, Herminia, Jose, Juan Manuel, Juanita.

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

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

Based on the Decennial U.S. Census data, the popularity of the surname 'Jaso' has slightly increased between 2000 and 2010. In 2000, it was ranked at 24,162 and by 2010 it had improved to 23,737—a 1.76% increase. Similarly, the count of individuals with the surname 'Jaso' also rose from 973 in 2000 to 1,066 in 2010, indicating a 9.56% growth. However, the proportion of the surname per 100k people remained constant at 0.36.

	2000	2010	Change
Rank	#24,162	#23,737	1.76%
Count	973	1,066	9.56%
Proportion per 100k	0.36	0.36	0%

Race and Ethnicity of people with the last name Jaso

Regarding ethnicity, data from the Decennial U.S. Census shows that the largest ethnic identity associated with the surname 'Jaso' is Hispanic. From 2000 to 2010, the percentage of Hispanics with this surname went up from 76.05% to 79.36%, showing a growth of 4.35%. Conversely, the proportion of Whites bearing the 'Jaso' surname fell by 8.76%, from 21.69% in 2000 to 19.79% in 2010. There was also a significant decrease among Blacks from 1.23% in 2000 to 0.47% in 2010—a drop of 61.79%. The proportions for Asian/Pacific Islander and American Indian and Alaskan Native were suppressed or remained unchanged during this period.

	2000	2010	Change
Hispanic	76.05%	79.36%	4.35%
White	21.69%	19.79%	-8.76%
Black	1.23%	0.47%	-61.79%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
American Indian and Alaskan Native	0.51%	0%	0%