Dáibhí Iarla Ó Cróinín (born 29 August 1954)[2] is an Irish historian, and professor of history at the National University of Ireland, Galway (N.U.I. Galway). M.Phil., Ph.D. (N.U.I.), and Member of the Royal Irish Academy.

Ó Cróinín received a B.A. in Early Irish History from University College Dublin in 1975 and an M.Phil. in Medieval Studies from the same in 1977. He received his Ph.D. from University College, Galway in 1985; it was on a seventh- century Hiberno-Latin computistical tract which he discovered, and this work was published by the Pontifical Institute of Mediaeval Studies in the University of Toronto.[2]

An author of many articles and contributor to several books, he specialises in medieval Irish and European history, Early Irish Script and Early Irish Law.[3]

He is a grandson of Elizabeth Cronin, an Irish traditional singer.[4][5]


A list of Ó Cróinín's books follows:

  • The Irish 'Sex Aetates Mundi', Dublin (1982)
  • Cummian's letter 'De controversia Paschali' together with a related Irish compustical tract 'De rationae conputanti', edited with Maura Walsh (Pontifical Institute of Medieval Studies; Studies and texts, lxxxvi), Toronto (1988)
  • An Cúigiú Díochlaonadh, Indreabhan, Connamara (1994)
  • Early Medieval Ireland, 400–1200, London and New York (1995)[6]
  • The songs of Elizabeth Cronin, Irish traditional singer, Dublin (2000)
  • Early Irish History and Chronology, Dublin (2003)
  • A New History of Ireland, volume one, Dublin (2006)


  1. ^ "Ó Cróinín (Dáibhí Iarla)". Bibliography of Irish Linguistics and Literature. 
  2. ^ a b c "Curriculum Vitae of Dáibhí Ó Cróinín". Archived from the original on 19 May 2015. 
  3. ^ "Dáibhí Ó Cróinín". History. 
  4. ^ McCormick, Fred (March 2000). "The Songs of Elizabeth Cronin". Irish Music Review. Archived from the original on 19 May 2015. 
  5. ^ Russell, Ian (2003). "The Songs of Elizabeth Cronin, Irish Traditional Singer: The Complete Song Collection". Folk Music Journal. 8 (3). 
  6. ^ Stout, Matthew (1996). "Early Medieval Ireland 400-1200 Dáibhí Ó Cróinín". History Ireland. 

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