INTRODUCTION
The complete Pedigree of Val Byrne by each Numbered Generation. Starting with No. 31 Dunlang O'Broin of around  1050 ad and back down thro the ages to 2016.
Pre 1450 Gaelic customs, life and history
Prior to 1450 ad it is very dificult to attach medieval descendants to specific heads of septs and families of ancient Celtic Ireland.
The following pedigree is based on  available documentary and DNA evidence  starting off  with          Lorcan O'Byrne of Portrushen, County Carlow in 1450ad