Olonski Family History

You can see how Olonski families moved over time by selecting different census years. The Olonski family name was found in the USA in 1920. In 1920 there were 2 Olonski families living in Pennsylvania. This was 100% of all the recorded Olonski's in USA. Pennsylvania had the highest population of Olonski families in 1920.

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