Siefmann Family History

You can see how Siefmann families moved over time by selecting different census years. The Siefmann family name was found in the USA in 1920. In 1920 there was 1 Siefmann family living in Illinois. This was 100% of all the recorded Siefmann's in USA. Illinois had the highest population of Siefmann families in 1920.

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