Oncky Family History

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

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