Gwillain Family History

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

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