Oneaill Family History

You can see how Oneaill families moved over time by selecting different census years. The Oneaill family name was found in the USA in 1920. In 1920 there was 1 Oneaill family living in Idaho. This was about 50% of all the recorded Oneaill's in USA. Idaho and 1 other state had the highest population of Oneaill families in 1920.

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