Jannkowicz Family History

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

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