The Conmhaícne Angaile (the Conmaicne descended from Angall), were
an early people of Ireland. Their tuath comprised the territory of Angaile, now County Longford. They were known also as "Muintir
The Conmhaicne or Conmaicne were an people of early Ireland, perhaps
related to the Laigin, who dispersed to various parts of Ireland. They settled in Connacht and Longford, giving their name to several Conmaicne
Other branches of the Conmhaicne were located in County Galway, Roscommon,
Mayo, and Leitrim.
Early peoples and kingdoms of Ireland, c.800
Their territory was bounded by native Irish forests in places, by the
River Shannon and Conmaiche of Maigh Rein to the east, Breifne O'Reilly to the north, and Leinster to the
The chief Conmaicne family was Ó Fearghail, anglised O'Farrell.
The Diocese of the Conmaicne (or Ardagh), was
established in 1111 as the see for east Connacht. Fourteen years later, at the Synod of Kells-Mellifont its area was
reduced to the territory of the Conmaicne in County Longford and south County Leitrim.
P Galloway, The Cathedrals of Ireland, Belfast,