Explore the Family Name Quillan
The meaning of Quillan
Irish: shortened form of McQuillan or McCullen.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Quillan in the United States?
According to the Decennial U.S. Census data, the popularity of the surname Quillan has experienced a shift between the years 2000 and 2010. In 2000, the Quillan surname was ranked 63,141st in terms of popularity and this rank declined by 17.42% to reach 74,141st in 2010. The frequency of people carrying this surname also dropped from 296 in 2000 to 261 in 2010, marking an 11.82% decrease. Consequently, its proportion per 100k also fell by 18.18%, from 0.11 in 2000 to 0.09 in 2010.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #63,141 | #74,141 | -17.42% |
| Count | 296 | 261 | -11.82% |
| Proportion per 100k | 0.11 | 0.09 | -18.18% |
Race and Ethnicity of people with the last name Quillan
With regard to its ethnic identity, the Quillan surname showed different distributions over the two decades as evidenced by the Decennial U.S. Census data. In 2000, 95.95% of those with the Quillan surname identified as White, but this percentage reduced to 92.72% in 2010. The ethnicity data for Asian/Pacific Islander, Black, and American Indian and Alaskan Native remained constant at 0% for both years. Interestingly, despite no individuals with the Quillan surname identifying as Hispanic in 2010, down from 2.7% in 2000, there was a new appearance in the category of "Two or more races" in 2010, which accounted for 2.3% of the individuals carrying the Quillan surname.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 95.95% | 92.72% | -3.37% |
| Two or More Races | 0% | 2.3% | 0% |
| Asian/Pacific Islander | 0% | 0% | 0% |
| Hispanic | 2.7% | 0% | 0% |
| Black | 0% | 0% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |