Olloff Family History

You can see how Olloff families moved over time by selecting different census years. The Olloff family name was found in the USA in 1920. In 1920 there was 1 Olloff family living in Iowa. This was 100% of all the recorded Olloff's in USA. Iowa had the highest population of Olloff families in 1920.

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