Grefenson Family History

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

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