LAST NAME · 2020 CENSUS
Thomassen
Thomassen is the 40,270th most common last name in the United States. In the 2020 Census, 587 people carried it — about 0.2 of every 100,000 people. Most people named Thomassen are White.
WHO CARRIES THIS NAME · 2020
White92.2%
Hispanic2.4%
Multiracial2.2%
Black1.2%
Asian American1.2%
Native American0.9%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#49,044
0
2000
#45,909
438
2010
#45,495
470
2020
#40,270
587