US Population With Last Name Hennegan By Race and Ethnicity in the 2010 Census
Updated on May 9, 2026.
Data Source: US Census Bureau.
See similar for the most popular Last Names.
Search for another Last Name:
In the 2010 Census, there were 236 people in the US whose last name was Hennegan, and the rate of occurence of the Hennegan last name was 0.08 per 100K.
The highest percentage of people with the last name of Hennegan identified their race as Non Hispanic White Alone (66.1%); the second highest percentage of people identified their race as Non Hispanic Black or African American Alone (22.03%); and the third highest percentage of people identified their race as Hispanic or Latino (6.78%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Hennegan last name.
US Population With Last Name Hennegan By Race And Ethniciity in the 2010 Census
25
0 of 0
| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 156 | 66.1 |
| Non Hispanic Black or African American Alone | 52 | 22.03 |
| Hispanic or Latino | 16 | 6.78 |
| Non Hispanic Two or More Races | 9 | 3.81 |