LAST NAME · 2020 CENSUS
Koo
Koo is the 6,365th most common last name in the United States. In the 2020 Census, 5,141 people carried it — about 1.7 of every 100,000 people. Most people named Koo are Asian American.
WHO CARRIES THIS NAME · 2020
Asian American88.7%
White4.5%
Multiracial3.7%
Hispanic2.5%
Black0.6%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#10,749
2,487
2000
#7,928
3,870
2010
#6,843
4,923
2020
#6,365
5,141