Explore the Family Name Dayhoff
The meaning of Dayhoff
Americanized form of German Dehoff.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Dayhoff in the United States?
According to the Decennial U.S. Census, the surname "Dayhoff" has experienced a slight decrease in popularity between 2000 and 2010. The rank of this surname moved from 28,489 in 2000 to 30,076 in 2010. This represents a drop in rank by approximately 5.57%. Moreover, the count of individuals with this surname decreased from 788 to 780 during this same period, falling by about 1.02%. The proportion of people per 100,000 with this surname also saw a decline of 10.34%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #28,489 | #30,076 | -5.57% |
| Count | 788 | 780 | -1.02% |
| Proportion per 100k | 0.29 | 0.26 | -10.34% |
Race and Ethnicity of people with the last name Dayhoff
On the topic of ethnicity, data from the Decennial U.S. Census shows some interesting shifts for individuals carrying the Dayhoff surname between 2000 and 2010. The percentage identifying as White slightly declined from 95.94% to 95.13%, while those identifying as Hispanic increased by 43.42%, moving from 1.52% to 2.18%. There was no recorded data for individuals identifying as Black both in 2000 and 2010. Those identifying as American Indian and Alaskan Native dropped by 40.79%, from 1.52% to 0.90%. Notably, there were increases seen in those identifying as Asian/Pacific Islander and with Two or more races, although exact figures were suppressed for privacy.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 95.94% | 95.13% | -0.84% |
| Hispanic | 1.52% | 2.18% | 43.42% |
| Two or More Races | 0% | 1.03% | 0% |
| American Indian and Alaskan Native | 1.52% | 0.9% | -40.79% |
| Asian/Pacific Islander | 0% | 0.77% | 0% |
| Black | 0% | 0% | 0% |