LAST NAME · 2020 CENSUS
Heffernan
Heffernan is the 5,151st most common last name in the United States. In the 2020 Census, 6,562 people carried it — about 2.2 of every 100,000 people. Most people named Heffernan are White.
WHO CARRIES THIS NAME · 2020
White91.5%
Hispanic3.5%
Multiracial3.2%
Asian American1.4%
Black0.3%
Native American0.1%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#5,820
4,974
2000
#4,940
6,532
2010
#5,043
6,961
2020
#5,151
6,562