LAST NAME · 2020 CENSUS
Mroczkowski
Mroczkowski is the 38,883rd most common last name in the United States. In the 2020 Census, 612 people carried it — about 0.2 of every 100,000 people. Most people named Mroczkowski are White.
WHO CARRIES THIS NAME · 2020
White90.2%
Hispanic6.0%
Multiracial2.0%
Asian American0.8%
Black0.7%
Native American0.3%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#28,581
0
2000
#33,292
647
2010
#35,447
635
2020
#38,883
612