LAST NAME · 2020 CENSUS
Brosnahan
Brosnahan is the 39,820th most common last name in the United States. In the 2020 Census, 595 people carried it — about 0.2 of every 100,000 people. Most people named Brosnahan are White.
WHO CARRIES THIS NAME · 2020
White89.6%
Multiracial4.0%
Asian American2.7%
Hispanic2.2%
Black1.3%
Native American0.2%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#23,986
0
2000
#47,485
420
2010
#53,316
388
2020
#39,820
595