LAST NAME · 2020 CENSUS
Harnois
Harnois is the 31,303rd most common last name in the United States. In the 2020 Census, 793 people carried it — about 0.3 of every 100,000 people. Most people named Harnois are White.
WHO CARRIES THIS NAME · 2020
White87.6%
Hispanic4.8%
Multiracial3.3%
Native American3.2%
Asian American0.6%
Black0.5%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#17,745
2,487
2000
#27,694
818
2010
#28,704
830
2020
#31,303
793