Mary O'Connell may refer to:
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Mary O'Connell (nurse) (1814–1897), Irish-born American Roman Catholic religious sister and nurse during the American Civil War
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Mary O'Connell (1778–1836)
Mary O'Connell (25 September 1778 – 31 October 1836) was the wife of Daniel O'Connell.
Early life
Mary O'Connell was born in Tralee, County Kerry on 25 September 1778. Her father was a physician and a Protestant, Dr Thomas O'Connell. He was a ...
, Irish wife of Daniel O'Connell
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Mary J. O'Connell, Irish evolutionary genomicist
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Mary Ellen O'Connell
Mary Ellen O'Connell is the Robert and Marion Short Professor of Law at the University of Notre Dame Law School and a research professor of international dispute resolution at Notre Dame's Kroc Institute for International Peace in Studies. Since ...
, American professor of law
{{hndis, Oconnell, Mary