Explore the Family Name Sonnichsen
The meaning of Sonnichsen
Danish (Sønnichsen, also Sönnichsen) and North German (Sönnichsen): patronymic from a diminutive of Middle Low German sone ‘son’. Some characteristic forenames: German Fritz.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Sonnichsen in the United States?
Based on the Decennial U.S. Census data, the popularity of the surname Sonnichsen has seen a slight increase between 2000 and 2010. In 2000, Sonnichsen was ranked at 71,610 in terms of commonality, with a count of 254 individuals carrying that surname. By 2010, both the rank and count had increased, with the surname rising to 69,793 in rank and the count growing to 281 individuals. This represents a 2.54% increase in rank and an impressive 10.63% increase in overall count. The proportion of people named Sonnichsen per 100,000 also increased by 11.11%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #71,610 | #69,793 | 2.54% |
| Count | 254 | 281 | 10.63% |
| Proportion per 100k | 0.09 | 0.1 | 11.11% |
Race and Ethnicity of people with the last name Sonnichsen
The Decennial U.S. Census also provides interesting insights into the ethnic identity associated with the surname Sonnichsen. In 2000, a striking 99.61% of people with this surname identified as White, but this percentage decreased slightly to 95.73% by 2010. During the same period, there was a notable emergence of individuals with this surname identifying as Hispanic, reaching 3.20% in 2010 from zero in 2000. There were no recorded instances of individuals with this surname identifying as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either census year.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 99.61% | 95.73% | -3.9% |
| Hispanic | 0% | 3.2% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Two or More Races | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |