Colla mac Fergusso
Encyclopedia
Colla mac Fergusso (died 796) was a possible King of Connacht
from the Uí Briúin
branch of the Connachta
. He was the son of Forggus mac Cellaig
(died 756), a previous king. The sept of Uí Briúin Ai he belonged to was the Síl Cellaig of Loch Cime (Lough Hackett, near Headford in modern County Galway) named for his grandfather Cellach mac Rogallaig
(died 705).
Though omitted from king lists such as the Book of Leinster, he is called king at his death obit in the Annals of Innisfallen. However, the Annals of Ulster say that Muirgius mac Tommaltaig
(died 815) became king after defeating Cináed mac Artgail
(died 792) at the Battle of Sruth Cluana Argai (Cloonargid, Roscommon,Co.) in 792. His death is recorded in this annal as King of Uí Briúin.
Colla was the last king from the Síl Cellaig sept. This sept was later displaced from this area by the Uí Briúin Seóla.
Connacht
Connacht , formerly anglicised as Connaught, is one of the Provinces of Ireland situated in the west of Ireland. In Ancient Ireland, it was one of the fifths ruled by a "king of over-kings" . Following the Norman invasion of Ireland, the ancient kingdoms were shired into a number of counties for...
from the Uí Briúin
Uí Briúin
The Uí Briúin were an Irish kin-group. Their eponymous apical ancestor was Brion, son of Eochaid Mugmedon and Mongfind, and an elder half brother of Niall of the Nine Hostages. They formed part of the Connachta, along with the Uí Fiachrach and Uí Ailello, putative descendants of Eochaid Mugmedon's...
branch of the Connachta
Connachta
The Connachta are a group of medieval Irish dynasties who claimed descent from the legendary High King Conn Cétchathach...
. He was the son of Forggus mac Cellaig
Forggus mac Cellaig
Forggus mac Cellaig was a King of Connacht from the Uí Briúin branch of the Connachta. He was the son of Cellach mac Rogallaig , a previous king and brother of Domnall mac Cellaig . The sept of Uí Briúin Ai he belonged to was the Síl Cellaig of Loch Cime named for his father...
(died 756), a previous king. The sept of Uí Briúin Ai he belonged to was the Síl Cellaig of Loch Cime (Lough Hackett, near Headford in modern County Galway) named for his grandfather Cellach mac Rogallaig
Cellach mac Rogallaig
Cellach mac Rogallaig was a King of Connacht from the Uí Briúin branch of the Connachta. He was the son of Rogallach mac Uatach , a previous king. He succeeded his nephew Muiredach Muillethan mac Fergusso as king in 702.He reigned from 702 to 705. The king lists in this period vary in their...
(died 705).
Though omitted from king lists such as the Book of Leinster, he is called king at his death obit in the Annals of Innisfallen. However, the Annals of Ulster say that Muirgius mac Tommaltaig
Muirgius mac Tommaltaig
Muirgius mac Tommaltaig was a King of Connacht from the Uí Briúin branch of the Connachta. He was the great-grandson of Indrechtach mac Muiredaig Muillethan , a previous king. The death of his father Tommaltach mac Murgail is recorded in the annals where he is called king of Mag nAi. Muirgius...
(died 815) became king after defeating Cináed mac Artgail
Cináed mac Artgail
Cináed mac Artgaile was a King of Connacht from the Uí Briúin branch of the Connachta. He was the son of Artgal mac Cathail , a previous king. He was of the Síl Cathail sept of the Ui Briun....
(died 792) at the Battle of Sruth Cluana Argai (Cloonargid, Roscommon,Co.) in 792. His death is recorded in this annal as King of Uí Briúin.
Colla was the last king from the Síl Cellaig sept. This sept was later displaced from this area by the Uí Briúin Seóla.