Deknapp Family History

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

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