Explore the Family Name Klaas
The meaning of Klaas
North German and Dutch: from a shortened form of the personal name Nikolaus, Niklaas (see Nicholas). Some characteristic forenames: German Hermann, Aloys, Elfriede, Erwin, Hans, Otto.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Klaas in the United States?
Based on the Decennial U.S. Census, the popularity of the surname 'Klaas' has seen a slight increase between 2000 and 2010. In 2000, Klaas was ranked 20,711 in terms of commonality amongst surnames, moving up to 20,565 by 2010, representing a change of 0.7%. The count of individuals with the surname increased by 8.59%, growing from 1,187 in 2000 to 1,289 by 2010. However, the proportion per 100,000 people remained steady at 0.44.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #20,711 | #20,565 | 0.7% |
| Count | 1,187 | 1,289 | 8.59% |
| Proportion per 100k | 0.44 | 0.44 | 0% |
Race and Ethnicity of people with the last name Klaas
In terms of ethnic identity, the data from the Decennial U.S. Census indicates that the majority of individuals with the surname 'Klaas' identified as white in both 2000 and 2010, with figures standing at 97.56% and 97.52% respectively. There was a small decrease of -0.04% over this period. Interestingly, the group identifying with two or more races saw an increase of 57.14%, going from 0.84% in 2000 to 1.32% in 2010. Those identifying as Hispanic saw a slight decrease, falling from 1.01% to 0.93%. Data for Asian/Pacific Islander, Black and American Indian and Alaskan Native were either suppressed or recorded no change.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 97.56% | 97.52% | -0.04% |
| Two or More Races | 0.84% | 1.32% | 57.14% |
| Hispanic | 1.01% | 0.93% | -7.92% |
| Asian/Pacific Islander | 0.42% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |