O'Byrne family

O'Byrne
Ó Broin
O'Byrne coat of arms
Parent houseUí Dúnlainge
CountryCounty Wicklow
FounderBran mac Máelmórda, King of Leinster
Historic seatBallinacor Castle, Wicklow
Black Castle (Wicklow)
Newcastle Mc Kyneghan (Wickow)
Killcommon Castle (Wicklow)

The O'Byrne family (Irish: Ó Broin) is an Irish clan that descend from Bran mac Máelmórda, King of Leinster died 1052AD, of the Uí Faelain of the Uí Dúnlainge of the northern Laigin. Before the Norman invasion of Ireland they began to colonise south Wicklow. There are many famous people with this Irish last name. This includes Anna O’Byrne, an Australian singer and actress, and Anna Marie O’Byrne, an American model.