Donnchus Family History

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

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