Explore the Family Name De Oleo

The meaning of De Oleo

Spanish: perhaps a nickname composed of the preposition de ‘of’ and óleo ‘(olive) oil’, also ‘consecrated oil used in Christian religious ceremonies’. This surname is most common in the Dominican Republic.

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

How common is the last name De Oleo in the United States?

According to the data based on the Decennial U.S. Census, the popularity of the surname 'De Oleo' significantly increased from 2000 to 2010. The rank of this surname improved from 82,691 in 2000 to 56,444 in 2010, marking a substantial rise of 31.74%. Similarly, the count (the number of people with this surname) also rose from 212 in 2000 to 362 in 2010, indicating a growth rate of 70.75%. The proportion of people having 'De Oleo' as their surname per 100,000 population also climbed by 50%, from 0.08 in 2000 to 0.12 in 2010.

	2000	2010	Change
Rank	#82,691	#56,444	31.74%
Count	212	362	70.75%
Proportion per 100k	0.08	0.12	50%

Race and Ethnicity of people with the last name De Oleo

Regarding ethnicity, the Decennial U.S. Census data reveals that the majority of individuals with the 'De Oleo' surname identify themselves as Hispanic. In 2000, approximately 92.92% of the 'De Oleo' population identified as Hispanic, and this percentage escalated slightly to 95.86% in 2010. Aside from this, some individuals identified as White - 3.30% in 2000, increasing to 3.59% in 2010. However, those who recognized themselves as Black dropped to zero in 2010 from 2.83% in 2000. There were no recorded individuals identifying as Asian/Pacific Islander, as part of two or more races, or as American Indian and Alaskan Native in either year.

	2000	2010	Change
Hispanic	92.92%	95.86%	3.16%
White	3.3%	3.59%	8.79%
Asian/Pacific Islander	0%	0%	0%
Two or More Races	0%	0%	0%
Black	2.83%	0%	0%
American Indian and Alaskan Native	0%	0%	0%