O'sullivam Family History

You can see how O'sullivam families moved over time by selecting different census years. The O'sullivam family name was found in Scotland in 1861. In 1861 there was 1 O'sullivam family living in Lanarkshire. This was 100% of all the recorded O'sullivam's in Scotland. Lanarkshire had the highest population of O'sullivam families in 1861.

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