Explore the Family Name Trevethan
The meaning of Trevethan
Cornish: habitational name from one or more places in Cornwall named Trevethan (in Budock, Gwennap, or Saint Eval). The placenames all derive from Middle Cornish tre ‘estate, farmstead’. The second element may be an unrecorded Old Cornish personal name Buthen, with mutation of b to v.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Trevethan in the United States?
Based on the data from the Decennial U.S. Census, the popularity of the surname "Trevethan" has seen a slight decrease between 2000 and 2010. The rank of the surname fell from 58,397 in 2000 to 66,931 in 2010, indicating a drop in popularity by 14.61 percent. In terms of count, there were 325 individuals with the Trevethan surname in 2000 which decreased to 295 in 2010, marking a decline of 9.23 percent. The proportion of people with this surname per 100,000 also decreased from 0.12 in 2000 to 0.1 in 2010, a change of -16.67 percent.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #58,397 | #66,931 | -14.61% |
| Count | 325 | 295 | -9.23% |
| Proportion per 100k | 0.12 | 0.1 | -16.67% |
Race and Ethnicity of people with the last name Trevethan
Regarding ethnicity, the Decennial U.S. Census data reveals that the majority of individuals with the Trevethan surname identified as White in both 2000 and 2010, although there was a slight decrease from 95.38 percent to 94.58 percent over the decade. There was also a small percentage identifying as Hispanic, with a minor decrease from 3.08 percent in 2000 to 2.71 percent in 2010. No individuals identified as Asian/Pacific Islander, Black, or American Indian and Alaskan Native in either year. However, there was a new category in 2010, with 2.03 percent of people identifying as belonging to two or more races.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 95.38% | 94.58% | -0.84% |
| Hispanic | 3.08% | 2.71% | -12.01% |
| Two or More Races | 0% | 2.03% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |