Tiernnan Family History

You can see how Tiernnan families moved over time by selecting different census years. The Tiernnan family name was found in the USA in 1880. In 1880 there were 3 Tiernnan families living in Minnesota. This was 100% of all the recorded Tiernnan's in USA. Minnesota had the highest population of Tiernnan families in 1880.

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