Obrennan Family History

You can see how Obrennan families moved over time by selecting different census years. The Obrennan family name was found in the USA in 1880. In 1880 there were 6 Obrennan families living in Illinois. This was 100% of all the recorded Obrennan's in USA. Illinois had the highest population of Obrennan families in 1880.

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