LAST NAME · 2020 CENSUS
Kirwan
Kirwan is the 13,050th most common last name in the United States. In the 2020 Census, 2,247 people carried it — about 0.8 of every 100,000 people. Most people named Kirwan are White.
WHO CARRIES THIS NAME · 2020
White88.5%
Hispanic4.8%
Multiracial3.6%
Black2.0%
Asian American0.8%
Native American0.3%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#8,723
2,487
2000
#12,410
2,294
2010
#12,732
2,424
2020
#13,050
2,247