LAST NAME · 2020 CENSUS
Klinefelter
Klinefelter is the 21,189th most common last name in the United States. In the 2020 Census, 1,260 people carried it — about 0.4 of every 100,000 people. Most people named Klinefelter are White.
WHO CARRIES THIS NAME · 2020
White89.9%
Multiracial4.4%
Hispanic3.3%
Asian American1.4%
Native American0.6%
Black0.3%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#37,649
0
2000
#19,931
1,247
2010
#20,758
1,273
2020
#21,189
1,260