Olachlan Family History

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

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