Monynihan Family History

You can see how Monynihan families moved over time by selecting different census years. The Monynihan family name was found in the USA in 1920. In 1920 there were 2 Monynihan families living in Ohio. This was 100% of all the recorded Monynihan's in USA. Ohio had the highest population of Monynihan families in 1920.

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