Kevin Patrick Mostyn Family - Person Sheet
NameConchobar MacTaidg O'BRIAN 46th King Of Connacht, 30G Grandfather
Web Notes notes for Conchobar MacTaidg O'BRIAN 46th King Of Connacht
From him descended the families of O'Connor Don, O'Connor Roe, and O'Connor Sligo, and at this period the surname commenced.
200 "A New History of Ireland". Whence Ui Conchobair, anglicized O'Connor, of Connaught.