Leahan Family History

You can see how Leahan families moved over time by selecting different census years. The Leahan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Leahan families were found in USA in 1880. In 1891 there were 15 Leahan families living in London. This was about 31% of all the recorded Leahan's in United Kingdom. London had the highest population of Leahan families in 1891.

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