Explore the Family Name Stefaniak
The meaning of Stefaniak
Polish; Slovak (Štefaniak): patronymic from the personal name Stefan, Slovak Štefan. Some characteristic forenames: Polish Andrzej, Jozefa, Kazimierz, Krzystof, Malgorzata, Slawomir, Stanislaw, Waclawa.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Stefaniak in the United States?
According to data derived from the Decennial U.S. Census, the surname Stefaniak had a slight decline in popularity from 2000 to 2010. In 2000, Stefaniak ranked as the 23,428th most popular surname in the United States, with 1,012 individuals carrying this last name. By 2010, it had dropped slightly to the 24,531st position and the count showed a marginal increase to 1,019 individuals. The proportion of people named Stefaniak per 100,000 decreased by approximately 7.89%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #23,428 | #24,531 | -4.71% |
| Count | 1,012 | 1,019 | 0.69% |
| Proportion per 100k | 0.38 | 0.35 | -7.89% |
Race and Ethnicity of people with the last name Stefaniak
The Decennial U.S. Census also provides information on the ethnic identity associated with the surname Stefaniak. In both 2000 and 2010, the overwhelming majority of individuals with this surname identified as White, at 97.83% and 97.15% respectively. There was a slight reduction of 0.70% over this decade. Notably, no individuals with this surname identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native during these years. However, the 2010 census did register a small percentage (1.47%) of individuals identifying as Hispanic, an ethnicity that was not recorded for this surname in 2000.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 97.83% | 97.15% | -0.7% |
| Hispanic | 0% | 1.47% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Two or More Races | 0.89% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |