Jancowski Family History

You can see how Jancowski families moved over time by selecting different census years. The Jancowski family name was found in the USA, and Canada between 1911 and 1920. The most Jancowski families were found in Canada in 1911. In 1911 there were 4 Jancowski families living in Ontario. This was 100% of all the recorded Jancowski's in Canada. Ontario had the highest population of Jancowski families in 1911.

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