Collahan Family History

You can see how Collahan families moved over time by selecting different census years. The Collahan family name was found in the USA, Canada, and Scotland between 1840 and 1920. The most Collahan families were found in USA in 1880. In 1851 there were 2 Collahan families living in Lanarkshire. This was about 67% of all the recorded Collahan's in Scotland. Lanarkshire had the highest population of Collahan families in 1851.

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