O'nelly Family History

You can see how O'nelly families moved over time by selecting different census years. The O'nelly family name was found in the USA in 1880. In 1880 there was 1 O'nelly family living in New Mexico. This was 100% of all the recorded O'nelly's in USA. New Mexico had the highest population of O'nelly families in 1880.

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