O'leasy Family History

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

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