Oncu Family History

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

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