Iao Family History

You can see how Iao families moved over time by selecting different census years. The Iao family name was found in the USA in 1920. In 1920 there was 1 Iao family living in Hawaii. This was about 50% of all the recorded Iao's in USA. Hawaii and 1 other state had the highest population of Iao families in 1920.

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