Dieffendefer Family History

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

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