Mary Helen McDonald was a British-born Canadian supercentenarian.
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Supercentenarian Profile
Mary McDonald
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BIOGRAPHY
Mary McDonald was born in Warrington, Cheshire, England, United Kingdom, on 30 April 1904.
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RECOGNITION
Her age was verified by Nick Eriksson and Dr. Andrew Holmes, and validated by European Supercentenarian Organisation (ESO) on 2 September 2025, and was later recognized by LongeviQuest.
ATTRIBUTION
GALLERY
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