Grennon Family History

You can see how Grennon families moved over time by selecting different census years. The Grennon family name was found in the USA, the UK, and Scotland between 1841 and 1920. The most Grennon families were found in USA in 1920. In 1880 there were 16 Grennon families living in New York. This was about 31% of all the recorded Grennon's in USA. New York had the highest population of Grennon families in 1880.

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