Genncio Family History

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

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