Sinnahan Family History

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

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