O'gallagher Family History

You can see how O'gallagher families moved over time by selecting different census years. The O'gallagher family name was found in the USA, and Scotland between 1880 and 1901. The most O'gallagher families were found in USA in 1880, and Scotland in 1901. In 1880 there was 1 O'gallagher family living in Maine. This was 100% of all the recorded O'gallagher's in USA. Maine had the highest population of O'gallagher families in 1880.

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