Riordah Family History

You can see how Riordah families moved over time by selecting different census years. The Riordah family name was found in the USA in 1880. In 1880 there was 1 Riordah family living in New Hampshire. This was 100% of all the recorded Riordah's in USA. New Hampshire had the highest population of Riordah families in 1880.

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