FLACC Fiach

0370 -

• Name	FLACC Fiach
  Birth	0370	Ireland
  Gender	Male
  Death	Ireland
  Notes	Fiach (Feig, Feich or Fiacc was the son of Deach Dorn. had a brother Labhradh (ancestor of the Laury families) and a brother Brian (ancestor of the O'Briens of Arcaill) [1] [2] Sources ↑ John O'Hart in page: 188 of Irish Pedigrees, Or, The Origin and Stem of the Irish Nation part Vll Stem of the O'Hart Family ↑ Eoin MacNeill Ériu: Founded as the Journal of the School of Irish Learning Devoted to Irish Philology and Literature 11, (1932): 30-31; digital images, Google Books, The Vita Triparta of St. Patrick. Jaski, Bart Genealogical tables of medieval Irish royal dynasties Table-24 Early Irish Kingship Succession by Jaski Bart, Published by Four Courts Press, 2013, ISBN 1846824265 ISBN 9781846824265
  Person ID	I58512	Freeman-Smith
  Last Modified	27 Jan 2026

  
  

  Father	mac ROCHADH Daig Duirn (Dorn),   b. 0340
  Relationship	natural
  Family ID	F347165	Group Sheet  |  Family Chart

  
  

  Family
  Children	1. mac FIACH Criomhthan,   b. Abt 0400, Tara, Meath, Ireland d. Ireland  [Father: natural]
  Family ID	F347164	Group Sheet  |  Family Chart
  Last Modified	27 Jan 2026