Dartraighe (older spelling: Dartraige), anglicized as Dartree, Dartry or Dartrey, was a barony in medieval Ireland which stretched north to Clones and south to the Dromore river.
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There are references in Irish annals in the 11th and 12th century AD to the Ui Bhaoigheallán (O'Boylans) as chiefs of Dartraige (see below).