LAST NAME · 2020 CENSUS
Siefker
Siefker is the 26,703rd most common last name in the United States. In the 2020 Census, 961 people carried it, about 0.3 of every 100,000 people. Most people named Siefker are White.
WHO CARRIES THIS NAME · 2020
White95.2%
Hispanic2.2%
Multiracial1.9%
Asian American0.4%
Black0.3%
Native American0.0%
Shares are tabulated by the US Census Bureau, not modeled. Methodology.
RANK OVER TIME
1990
#42,085
0
2000
#27,562
823
2010
#27,228
888
2020
#26,703
961