Ó Maol Phádraig Bréifne Thoir ~ Fitzpatrick of East Breifne

The O'Mulpatrick of East Breifne are found in sixteenth-century Fiants in association with the O'Reillys and the Mac Mahons of County Monaghan and County Meath. In 1602, the Chief of The Name was Conchobhar Ó Maol Phádraig.

Today this clan bears the surname Fitzpatrick, and they are among the surname-specific Y-DNA haplogroup R1b-Z39589 ... M222 … A260 … FTH54831, which is a subgroup of Irish Type I; Uí Briúin.