Duplican Family History

You can see how Duplican families moved over time by selecting different census years. The Duplican family name was found in the USA in 1840. In 1840 there was 1 Duplican family living in Louisiana. This was 100% of all the recorded Duplican's in USA. Louisiana had the highest population of Duplican families in 1840.

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