Onciss Family History

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

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