US Population With Last Name Duplechain By Race and Ethnicity in the 2000 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 2000 Census, there were 841 people in the US whose last name was Duplechain, and the rate of occurence of the Duplechain last name was 0.31 per 100K.
The highest percentage of people with the last name of Duplechain identified their race as Non Hispanic White Alone (71.7%); the second highest percentage of people identified their race as Non Hispanic Black or African American Alone (26.28%); and the third highest percentage of people identified their race as Hispanic or Latino (0.95%).
The table below below shows by race and ethnicity, the number of people and the percentage of the total people with the Duplechain last name.
US Population With Last Name Duplechain By Race And Ethniciity in the 2000 Census
25
0 of 0
| Last Name | Number of People | Percent of Total (%) |
|---|---|---|
| Non Hispanic White Alone | 603 | 71.7 |
| Non Hispanic Black or African American Alone | 221 | 26.28 |
| Hispanic or Latino | 8 | 0.95 |
| Non Hispanic American Indian and Alaska Native Alone | 7 | 0.83 |