Explore the Family Name Thiffault
The meaning of Thiffault
French: habitational name from Tiffaut, a place in Gironde. This surname is not found in France. Compare Thyfault.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Thiffault in the United States?
Based on data from the Decennial U.S. Census, the popularity of the surname Thiffault has slightly increased between 2000 and 2010. In the year 2000, the rank of the surname was 150,436, but by 2010 it had risen to 147,253, representing a change of 2.12 percent. The count of individuals with the Thiffault surname also increased from 100 in 2000 to 112 in 2010, an increase of 12 percent. However, the proportion per 100,000 people remained constant at 0.04.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #150,436 | #147,253 | 2.12% |
| Count | 100 | 112 | 12% |
| Proportion per 100k | 0.04 | 0.04 | 0% |
Race and Ethnicity of people with the last name Thiffault
In terms of ethnic identity, the Decennial U.S. Census data indicates that the majority of those with the Thiffault surname are of White ethnicity. In 2000, 96 percent of those with the surname identified as White, a number that rose slightly to 98.21 percent in 2010. There were no reported instances of those with the Thiffault surname identifying as Asian/Pacific Islander, Black, Hispanic, American Indian and Alaskan Native, or of two or more races in either 2000 or 2010.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 96% | 98.21% | 2.3% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Two or More Races | 0% | 0% | 0% |
| Hispanic | 0% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |