Decunha Family History

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

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