Moynnihon Family History

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

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