View the most partisan surnames in The United States

Where Does The Last Name Siemiontkowski Come From? ^{nationality or country of origin}

Siemiontkowski occurs most in Poland. It may also appear as:. Click here to see other potential spellings of this surname.

How Common Is The Last Name Siemiontkowski? ^{popularity and diffusion}

The surname Siemiontkowski is the 2,203,767^th most commonly occurring last name throughout the world, borne by approximately 1 in 98,480,350 people. This surname occurs mostly in Europe, where 65 percent of Siemiontkowski are found; 42 percent are found in Eastern Europe and 42 percent are found in West Slavic Europe.

This last name is most widespread in Poland, where it is borne by 31 people, or 1 in 1,226,089. Aside from Poland this surname occurs in 3 countries. It is also common in The United States, where 35 percent live and Germany, where 19 percent live.

Siemiontkowski Last Name Statistics ^demography

In The United States those bearing the Siemiontkowski last name are 35.66% more likely to be registered Democrats than The US average, with 88.89% registered to vote for the political party.

Siemiontkowski earn notably less less than the average income. In United States they earn 21.47% less than the national average, earning $33,884 USD per year.