Oneyka Family History

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

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