LAST NAME · 2020 CENSUS
Oneill
Oneill is the 673rd most common last name in the United States. In the 2020 Census, 49,365 people carried it, about 16.5 of every 100,000 people. Most people named Oneill are White.
WHO CARRIES THIS NAME · 2020
White89.8%
Hispanic5.2%
Multiracial2.8%
Black1.1%
Asian American0.9%
Native American0.2%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#768
39,794
2000
#633
48,656
2010
#689
50,028
2020
#673
49,365