Ocllaghan Family History

You can see how Ocllaghan families moved over time by selecting different census years. The Ocllaghan family name was found in the USA in 1880. In 1880 there was 1 Ocllaghan family living in New York. This was 100% of all the recorded Ocllaghan's in USA. New York had the highest population of Ocllaghan families in 1880.

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