Onio Family History

You can see how Onio families moved over time by selecting different census years. The Onio family name was found in the USA between 1880 and 1920. The most Onio families were found in USA in 1880. In 1880 there were 7 Onio families living in Michigan. This was 100% of all the recorded Onio's in USA. Michigan had the highest population of Onio families in 1880.

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