Deffmann Family History

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

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