O'lonnell Family History

You can see how O'lonnell families moved over time by selecting different census years. The O'lonnell family name was found in Scotland in 1891. In 1891 there were 2 O'lonnell families living in Dumbartonshire. This was 100% of all the recorded O'lonnell's in Scotland. Dumbartonshire had the highest population of O'lonnell families in 1891.

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