Dieffly Family History

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

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