Olonnas Family History

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

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