Explore the Family Name Hefferman
The meaning of Hefferman
English: Anglicized form of Irish Heffernan.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Hefferman in the United States?
According to data from the Decennial U.S. Census, the surname Hefferman saw a significant decrease in popularity between 2000 and 2010. In 2000, Hefferman was ranked as the 84,310th most popular surname in the United States, but by 2010, it had fallen to 133,048th place. This represents a percentage change of -57.81%. The number of individuals with the surname Hefferman also decreased during this time period, with a count of 207 in 2000 decreasing to 127 in 2010. This represents a proportion per 100k population decrease from 0.08 to 0.04, marking a 50% reduction.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #84,310 | #133,048 | -57.81% |
| Count | 207 | 127 | -38.65% |
| Proportion per 100k | 0.08 | 0.04 | -50% |
Race and Ethnicity of people with the last name Hefferman
When it comes to ethnic identity, the Hefferman surname is predominantly associated with white ethnicity, based on data from the Decennial U.S. Census. In 2000, 95.17% of people named Hefferman identified as white, increasing slightly to 96.06% in 2010. Other ethnicities, including Asian/Pacific Islander, Hispanic, Black, and American Indian and Alaskan Native, reported either no or negligible representation among individuals with the Hefferman surname in both 2000 and 2010. There were also no Heffermans who identified with two or more races during both census years.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 95.17% | 96.06% | 0.94% |
| 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% |