12 July 1691. Thousands of bearers of the name still survive both in their homeland and further abroad. Notable O'Shaughnessys Notable people with this surname include: Andrew O'Shaughnessy (historian), historian Andrew O'Shaughnessy (hurler) (born 1984), Irish hurler Andrew O'Shaughnessy (politician) (1866–1956), Irish politician and Industrialist Arthur O'Shaughnessy (1844–1881), British poet and herpetologist Barney O'Shaughnessy (1912–2007), Australian cricketer Bob O'Shaughnessy (1921–1995), American basketball player Daniel O'Shaughnessy (born 1994), Finnish footballer Darren O'Shaughnessy (born 1972), Irish author, nom de plume Darren Shan Edward O'Shaughnessy (1860–1885), English cricketer Eileen O'Shaughnessy (1905–1945), the first wife of George Orwell James O'Shaughnessy (born 1960), American author and investor James O'Shaughnessy, Baron O'Shaughnessy (born 1976), British politician Margaret Heckler (born 1931, Margaret Mary O'Shaughnessy), US lawyer and politician Michael O'Shaughnessy (1864–1934), Irish civil engineer Nicholas O'Shaughnessy, professor, author and political commentator Patrick O'Shaughnessy (born 1993), Finnish footballer Roger O'Shaughnessy (died 1690), Captain in the Army of James II of England Ryan O'Shaughnessy (born 1992), Irish singer-songwriter Tam O'Shaughnessy (born 1952), American author and educator Terrence J. O'Shaughnessy, general, United States Air Force Tony O'Shaughnessy (born 1930), Irish hurler Thomas O'Shaughnessy (1850–1933), Recorder of Dublin Sir Roger O'Shaughnessy of Kinelea (died 1569) William O'Shaughnessy (1673–1744), Major-General and Chief of the Name William Brooke O'Shaughnessy (1809–1889), Irish toxicologist (introduced medical cannabis in Europe), chemist and inventor (telegraph) See also Shaughnessy (disambiguation) Richard Michael Levey (1811–1899), born O'Shaughnessy, changed to his mother's maiden name Levey Uí Fiachrach Aidhne Irish nobility Notes Some with relation to the O'Shaughnessy clan may spell it O'Shaughnessey or Shaughnessy. References John O'Donovan, " The Descendants of the Last Earls of Desmond", Ulster Journal of Archaeology, Volume 6, 1858. (contains passage regarding the knights O'Shaughnessy of Kinelea) John O'Donovan. The Genealogies, Tribes, and Customs of Hy-Fiachrach. Dublin: Irish Archaeological Society. 1844. Pedigree of O'Shaughnessy, pp. 372–91 Robert S. Rait. The Story of an Irish Property. Oxford: The University Press. 1908. Chapter III: The O'Shaughnessys, pp. 42–65 External links O'Shaughnessy family pedigree at Library Ireland Surnames Irish families O'Shaughnessy family Surnames of Irish origin Gaels