LAST NAME · 2020 CENSUS
Kiernan
Kiernan is the 5,900th most common last name in the United States. In the 2020 Census, 5,630 people carried it — about 1.9 of every 100,000 people. Most people named Kiernan are White.
WHO CARRIES THIS NAME · 2020
White91.8%
Hispanic4.2%
Multiracial2.6%
Asian American1.0%
Black0.3%
Native American0.1%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#8,048
2,487
2000
#5,614
5,668
2010
#5,802
5,966
2020
#5,900
5,630