O callaghan Family History

You can see how O callaghan families moved over time by selecting different census years. The O callaghan family name was found in the USA, Canada, and Scotland between 1880 and 1920. The most O callaghan families were found in USA in 1880. In 1881 there was 1 O callaghan family living in Lanarkshire. This was 100% of all the recorded O callaghan's in Scotland. Lanarkshire had the highest population of O callaghan families in 1881.

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