Henneff Family History

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

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