LAST NAME · 2020 CENSUS
Duplechain
Duplechain is the 28,469th most common last name in the United States. In the 2020 Census, 891 people carried it — about 0.3 of every 100,000 people. Most people named Duplechain are White.
WHO CARRIES THIS NAME · 2020
White69.5%
Black25.7%
Hispanic2.4%
Multiracial2.1%
Asian American0.3%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#47,599
0
2000
#27,085
841
2010
#26,598
916
2020
#28,469
891