Siemiantkowski Family History

You can see how Siemiantkowski families moved over time by selecting different census years. The Siemiantkowski family name was found in the USA in 1920. In 1920 there was 1 Siemiantkowski family living in Illinois. This was about 50% of all the recorded Siemiantkowski's in USA. Illinois and 1 other state had the highest population of Siemiantkowski families in 1920.

Use census records and voter lists to see where families with the Siemiantkowski surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.