Ragnall Ua Flainn Chua (anglicised Reginald O'Flanua) was Bishop of Emly from when Emly Cathedral was burnt down in 1192"Fasti Ecclesiae Hibernicae: The succession of the prelates Volume 1" Cotton, H. p86 Dublin, Hodges & Smith, 1848–1878 until his death in 1197.

References