US Population With Last Name Hannigan By Race and Ethnicity in the 2000 Census
Updated on May 9, 2026.
Data Source: US Census Bureau.
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In the 2000 Census, there were 4,212 people in the US whose last name was Hannigan, and the rate of occurence of the Hannigan last name was 1.56 per 100K.
The highest percentage of people with the last name of Hannigan identified their race as Non Hispanic White Alone (96.04%); the second highest percentage of people identified their race as Non Hispanic Two or More Races (1.16%); and the third highest percentage of people identified their race as Hispanic or Latino (1.07%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Hannigan last name.
US Population With Last Name Hannigan By Race And Ethniciity in the 2000 Census
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| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 4045 | 96.04 |
| Non Hispanic Two or More Races | 49 | 1.16 |
| Hispanic or Latino | 45 | 1.07 |
| Non Hispanic Asian and Native Hawaiian and Other Pacific Islander Alone | 27 | 0.64 |
| Non Hispanic Black or African American Alone | 24 | 0.57 |
| Non Hispanic American Indian and Alaska Native Alone | 22 | 0.52 |