Oleonnell Family History

You can see how Oleonnell families moved over time by selecting different census years. The Oleonnell family name was found in the USA in 1880. In 1880 there were 10 Oleonnell families living in New York. This was about 91% of all the recorded Oleonnell's in USA. New York had the highest population of Oleonnell families in 1880.

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