LAST NAME · 2020 CENSUS
Sienkowski
Sienkowski is the 93,963rd most common last name in the United States. In the 2020 Census, 209 people carried it, about 0.1 of every 100,000 people. Most people named Sienkowski are White.
WHO CARRIES THIS NAME · 2020
White89.5%
Hispanic5.3%
Multiracial4.3%
Black0.5%
Asian American0.5%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
2000
#81,414
216
2010
#85,049
220
2020
#93,963
209