Muireadhach mac Aedh,
Lord
Lord is an appellation for a person or deity who has authority, control, or power over others, acting as a master, chief, or ruler. The appellation can also denote certain persons who hold a title of the peerage in the United Kingdom, or are ...
of
Clann Cosgraigh, died 1124. He was a distant cousin of the
Muintir Murchada
Muintir Murchada was the name of an Irish territory which derived its name from the ruling dynasty, who were in turn a branch of the Uí Briúin. The name was derived from Murchadh mac Maenach, King of Uí Briúin Seóla, who died 891.
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, of whom the O'Flahertys were chiefs.
The
Annals of the Four Masters
The ''Annals of the Kingdom of Ireland'' ( ga, Annála Ríoghachta Éireann) or the ''Annals of the Four Masters'' (''Annála na gCeithre Máistrí'') are chronicles of Middle Ages, medieval Irish history. The entries span from the Flood myt ...
, ''sub anno'' 1124, state that ''Muireadhach (i.e., lord of Clann-Cosgraigh), the son of Aedh, son of Ruaidhri, died an