O'conan Family History

You can see how O'conan families moved over time by selecting different census years. The O'conan family name was found in the USA in 1920. In 1920 there were 2 O'conan families living in New York. This was 100% of all the recorded O'conan's in USA. New York had the highest population of O'conan families in 1920.

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