Gannegan Family History

You can see how Gannegan families moved over time by selecting different census years. The Gannegan family name was found in the USA between 1840 and 1920. The most Gannegan families were found in USA in 1920. In 1840 there was 1 Gannegan family living in New York. This was 100% of all the recorded Gannegan's in USA. New York had the highest population of Gannegan families in 1840.

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