Giellio Family History

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

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