Riodan Family History

You can see how Riodan families moved over time by selecting different census years. The Riodan family name was found in the USA, the UK, and Canada between 1840 and 1920. The most Riodan families were found in USA in 1920. In 1891 there were 2 Riodan families living in London. This was 100% of all the recorded Riodan's in United Kingdom. London had the highest population of Riodan families in 1891.

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