About Margaret O’Brien

Margaret O’Brien is a data professional and genealogy enthusiast.

She signed up to a genealogy website for the first time in 2012 and has been working on her family tree since then.

She purchased her first DNA kit in 2017 and now uses the DNA services of all the major testing companies.

Margaret created DataMiningDNA.com to share insights and how-to guides about using DNA to guide genealogy and family research.

Published Works

Margaret’s book on building family trees on Ancestry.com is available on Amazon. It’s currently rated 4 ½ stars.

Connect Or Contact

Connect on LinkedIn or send a message via this website’s contact page.

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