Dedlefsen Family History

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

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