Explore the Family Name De Los Rios

The meaning of De Los Rios

Spanish (De los Ríos): habitational name for someone from any of various places called Los Ríos ‘the rivers’ (from río ‘river’) or a topographic name with the same meaning. Some characteristic forenames: Spanish Jorge, Julio, Aleida, Arturo, Carlos, Luis, Roberto, Adriana, Alejandro, Alvaro, Andres, Armida.

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

How common is the last name De Los Rios in the United States?

Based on the Decennial U.S. Census data, the surname De Los Rios increased in popularity between 2000 and 2010. The ranking of the name rose from 28,005 in 2000 to 23,532 in 2010, reflecting a notable increase of approximately 16%. Moreover, the count of individuals with this surname also saw a substantial leap of nearly 34%, growing from 806 in 2000 to 1,079 in 2010. The proportion of people with the surname per 100,000 also saw an uptick of about 23%.

20002010Change
Rank#28,005#23,53215.97%
Count8061,07933.87%
Proportion per 100k0.30.3723.33%

Race and Ethnicity of people with the last name De Los Rios

The ethnic identity associated with the surname De Los Rios predominantly leans towards Hispanic heritage, according to the Decennial U.S. Census data. In 2000, around 92.68% of those with the surname identified as Hispanic, and this figure slightly rose to 93.70% by 2010. Those identifying as White made up approximately 5.96% in 2000, decreasing to 5.10% by 2010. Interestingly, there was an emergence of Black ethnicity among the De Los Rios population in 2010, making up 0.74% of the total. Meanwhile, those reporting two or more races saw a drop from 0.99% in 2000 to zero in 2010, while Asian/Pacific Islander and American Indian and Alaskan Native categories remained at zero throughout the decade.

20002010Change
Hispanic92.68%93.7%1.1%
White5.96%5.1%-14.43%
Black0%0.74%0%
Asian/Pacific Islander0%0%0%
Two or More Races0.99%0%0%
American Indian and Alaskan Native0%0%0%