Surnames from Ireland beginning with the letters A and B.
Variants: Herne, Hearne, Heron, Aherin
Found in: Clare, Cork, Waterford
Common for many centuries.
Found in: Donegal, Cork
Origin: Scottish, Norman
Donegal Allens have Scottish ancestry, from the MacAllens who came to Ireland during the 16th Century. The Southern Allens are of Norman origin.
Found in: Kildare, Meath
Origin: Viking or Anglo-Norman
Found in: Cork, Galway, Mayo
Found in: Cork
Possibly a derivation of Bjorn
Variants: de Bhéalatún
Found in: Dublin
From de Welton
Found in: Galway, Meath
Derives from the nickname ‘Le Blaca’ (the Black) given to a member of the Caddell family who was called which evolved to Blake.
Found in: Donegal
Found in: Cavan
Found in: Kerry, Clare, Wexford Fermanagh
Variants: O Braonain Mac Branain
Found in: Widespread, Kilkenny, Mayo, Sligo, Roscommon
The Kilkenny Brennans were were put off their lands at the time of the arrival of the Normans but stayed around and became notorious outlaws. The names is very common there, especially in the Castlecomer area. The Mayo, Sligo and Roscommon Brennans are descendents of Cheiftains in an area around Roscommon.
In Irish: MacBruaideadha
Found in: Clare
Found in: Antrim, Derry, Down
Not to be confused with Browne. which is of different origin
Found in: Galway
Originally called ‘le Brun’, Lord Oranmore and Browne and the Earls of Altamont are members of this family.
In Irish: Ó Buachalla
Found in: Cork, Kerry
Irish name simply means “boy”.
Variants: Bourke, de Burgh, de Burgo
Found in: Widespread
Found in: Widespread, Kilkenny
Very important Norman-Irish family, originating with Theobald Fitzwalter who was appointed Chief Butler of Ireland by Henry II in 1177. The Butlers of Ormonde built Kilkenny Castle.
In Irish: Ó Broin
Found in: Widespread, Wicklow
Byrne, with or without the “O” prefix is a common Irish name. Ó Broin comes from Branach “raven”, a son of Maolmordha, 11th C. King of Leinster.