Explore the Family Name Sienko
The meaning of Sienko
Polish (Sieńko): from a pet form of the eastern Polish personal name Siemion (see Simon). Some characteristic forenames: Polish Feliks, Izabela, Lucyna, Stanislaw, Waclaw, Zofia.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Sienko in the United States?
According to the Decennial U.S. Census, the surname 'Sienko' has seen a slight shift in its popularity between 2000 and 2010. The rank of this surname fell from 32,059 in 2000 to 33,410 in 2010, marking a decrease of 4.21%. However, the count of individuals with the surname 'Sienko' increased marginally from 679 to 683 during the same period, showing a slight growth of 0.59%. The proportion of people named Sienko per 100,000 decreased by 8% over the decade.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #32,059 | #33,410 | -4.21% |
| Count | 679 | 683 | 0.59% |
| Proportion per 100k | 0.25 | 0.23 | -8% |
Race and Ethnicity of people with the last name Sienko
On the aspect of ethnicity, data from the Decennial U.S. Census indicates that most individuals with the surname 'Sienko' identify as White, although there was a slight decrease from 98.67% in 2000 to 97.66% in 2010. The percentage of those identifying as Hispanic showed a significant rise, albeit from a low base, increasing from 0.74% in 2000 to 1.17% in 2010. This shows a remarkable growth of 58.11%. In addition, a small proportion of individuals identified as belonging to two or more races in 2010. There were no individuals identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either census year.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 98.67% | 97.66% | -1.02% |
| Hispanic | 0.74% | 1.17% | 58.11% |
| Two or More Races | 0% | 1.02% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |