Denis O'Cullean (some sources O'Culean) was appointed Dean of Armagh[1] in 1416[2] and is recorded still in post in 1441.[3]
- ^ "Fasti Ecclesiae Hibernicae: The succession of the prelates Volume 3" Cotton, H. p30 Dublin, Hodges & Smith, 1848-1878
- ^ St Patrick's Cathedral, Armagh
- ^ Armagh clergy and parishes : being an account of the clergy of the Church of Ireland in the Diocese of Armagh