Guelfoy Family History

You can see how Guelfoy families moved over time by selecting different census years. The Guelfoy family name was found in the USA between 1880 and 1920. The most Guelfoy families were found in USA in 1880. In 1880 there were 3 Guelfoy families living in Pennsylvania. This was 100% of all the recorded Guelfoy's in USA. Pennsylvania had the highest population of Guelfoy families in 1880.

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