Explore the Family Name Antoniou
The meaning of Antoniou
Greek: patronymic from the genitive case of the personal name Antōni(o)s (see Anthony). Some characteristic forenames: Greek Antonios, Andreas, Konstantinos, Costas, Panayiotis, Constantinos, Dimitris, Eleni, Georgios, Konstantinos, Pantelis, Prodromos.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Antoniou in the United States?
Based on the Decennial U.S. Census data, the surname Antoniou has seen slight changes in its popularity in the United States between 2000 and 2010. In 2000, it was ranked 38,942 in terms of prevalence among all U.S surnames, and by 2010, it rose slightly to the rank of 38,640. This represents an increase in rank of about 0.78%. Additionally, the count of people with this surname grew from 533 in 2000 to 572 in 2010, marking a growth rate of 7.32%. However, when comparing the proportion per 100,000 people, there was a decrease of 5%, dropping from 0.2 in 2000 to 0.19 in 2010.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #38,942 | #38,640 | 0.78% |
| Count | 533 | 572 | 7.32% |
| Proportion per 100k | 0.2 | 0.19 | -5% |
Race and Ethnicity of people with the last name Antoniou
The ethnicity associated with the surname Antoniou also showed some shifts between 2000 and 2010, as shown in the Decennial U.S. Census data. The majority of individuals identifying with this surname were of White ethnicity, accounting for 94.18% in 2000 and increasing slightly to 95.28% in 2010. Meanwhile, those identifying as having two or more ethnic identities decreased dramatically from 4.50% to 0.87%. Notably, there was a new appearance of Hispanic identification within this surname group, rising from 0% in 2000 to 3.67% in 2010. However, the data showed no individuals with this surname identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native during both years.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 94.18% | 95.28% | 1.17% |
| Hispanic | 0% | 3.67% | 0% |
| Two or More Races | 4.5% | 0.87% | -80.67% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |