O'lay Family History

You can see how O'lay families moved over time by selecting different census years. The O'lay family name was found in the USA in 1920. In 1920 there were 2 O'lay families living in New York. This was 100% of all the recorded O'lay's in USA. New York had the highest population of O'lay families in 1920.

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