Thonnessen Family History

You can see how Thonnessen families moved over time by selecting different census years. The Thonnessen family name was found in the USA in 1920. In 1920 there were 2 Thonnessen families living in New York. This was 100% of all the recorded Thonnessen's in USA. New York had the highest population of Thonnessen families in 1920.

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