Jonca Family History

You can see how Jonca families moved over time by selecting different census years. The Jonca family name was found in the USA, and Canada between 1880 and 1920. The most Jonca families were found in USA in 1880. In 1911 there was 1 Jonca family living in Ontario. This was 100% of all the recorded Jonca's in Canada. Ontario had the highest population of Jonca families in 1911.

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