Oncelin Family History

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

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