O'callagham Family History

You can see how O'callagham families moved over time by selecting different census years. The O'callagham family name was found in the USA, and Canada between 1880 and 1911. The most O'callagham families were found in USA in 1880, and Canada in 1911. In 1911 there was 1 O'callagham family living in Alberta. This was 100% of all the recorded O'callagham's in Canada. Alberta had the highest population of O'callagham families in 1911.

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