Denahan Family History

You can see how Denahan families moved over time by selecting different census years. The Denahan family name was found in the USA between 1840 and 1920. The most Denahan families were found in USA in 1880. In 1840 there was 1 Denahan family living in Pennsylvania. This was 100% of all the recorded Denahan's in USA. Pennsylvania had the highest population of Denahan families in 1840.

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