Beirne households in mid-nineteenth century Ireland

Household numbers by county in Griffith's (1847-64), as on the map

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Surname Dictionary

Beirne numerous: Roscommon/Leitrim, E. Leinster. Ir. Ó Beirn, derived from Norse Bjorn. There were two N.Connacht septs of this name. In Leinster it is a synonym of Byrne, which is a totally different name, Ó Broin. IF & SGG.
Ó Beirn Beirne, O'Beirne: líonmhar: Ros Comáin-Liatroim. Bhí clann i Ros Comáin agus ceann eile i Maigh Eo. Is ón ainm Lochlannach Bjorn an sloinne. Daoine den sloinne seo in oirthear Laighean, baineann siad le Ó Broin, clann difriúil. IF.
Ó Birn O'Beirne: comhionann le Ó Beirn, q.v.
O'Beirne numerous: Sligo-Roscommon-Leitrim-W Meath etc. Ir. Ó Beirn, from Norse first name Bjorn. A sept associated with the Mac Dermotts in Roscommon. IF.

Variants in Griffith's
& total households

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Non-Griffith's Variants

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