Onisy Family History

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

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