Cellach mac Brain (died 834) was a

King of Leinster The kings of Leinster ( ga, Rí Laighín), ruled from the establishment of Kingdom of Leinster, Leinster during the Irish Iron Age, until the 17th century Early Modern Ireland. According to Gaelic traditional history, laid out in works such as th ...

of the Uí Muiredaig sept of the

Uí Dúnlainge The Uí Dúnlainge, from the Old Irish "grandsons (or descendants) of Dúnlaing", were an Irish dynasty of Leinster kings who traced their descent from Dúnlaing mac Énda Niada. He was said to be a cousin of Énnae Cennsalach, eponymous ances ...

branch of the Laigin. This sept had their royal seat at Maistiu (Mullaghmast) in South Kildare. He was the son of

Bran Ardchenn Bran Ardchenn mac Muiredaig (died 795) was a King of Leinster of the Uí Muiredaig sept of the Uí Dúnlainge branch of the Laigin. He was the son of Muiredach mac Murchado (died 760), a previous king. This sept had their royal seat at Maistiu (Mu ...

mac Muiredaig (died 795), a previous king and brother of

Muiredach mac Brain Muiredach mac Brain (died 885) was a King of Leinster of the Uí Dúnchada sept of the Uí Dúnlainge branch of the Laigin. This sept had their royal seat at Líamhain (Lyons Hill, on the Dublin-Kildare border). He was the son of Bran mac Fáelá ...

(died 818). He ruled from 829 to 834. Cellach's brother Muiredach ruled as co-king with

Muiredach mac Ruadrach Muiredach mac Ruadrach (died 829) was a King of Leinster of the Uí Fáeláin sept of the Uí Dúnlainge branch of the Laigin. This sept had their royal seat at Naas in the eastern part of the Liffey plain, Airthir Liphi. He was the son of Ruaidr ...

(died 829) of the Uí Fáeláin sept from 808 to 818. In 814 Muiredach and Cellach won a victory over the Uí Cheinnselaig of south Leinster. Upon the death of Muiredach, the other Muiredach mac Ruadrach became sole ruler until 829 at which time Cellach became king. In August, 833 Cellach attacked the community of Kildare killing many. Common hostility to Kildare may show that Cellach was in sympathy with

Feidlimid mac Cremthanin Fedelmid mac Crimthainn was the King of Munster between 820 and 846. He was numbered as a member of the Céli Dé, an abbot of Cork Abbey and Clonfert Abbey, and possibly a bishop. After his death, he was later considered a saint in some mart ...

(died 847) of Munster for political or religious reasons. In 831 the men of Laigin had joined Feidlimid in a campaign that plundered Brega. That same year the high king Conchobar mac Donnchada (died 833) of Clann Cholmáin plundered the Liffey in retaliation.AU 831.9, 831.10 His son

Lorcán mac Cellaig Lorcán mac Cellaig (flourished 848) was a King of Leinster of the Uí Muiredaig sept of the Uí Dúnlainge branch of the Laigin. This sept had their royal seat at Maistiu (Mullaghmast) in the south of modern County Kildare. He was the son of Ce ...

( fl. 848) was also king of Leinster. The later kings of the Uí Muiredaig descended from his brother Muiredach.

Notes

References

* ''Annals of Ulster'' a
CELT: Corpus of Electronic Texts
a
University College Cork
* ''Book of Leinster'',''Rig Laigin'' a

a
University College Cork
* Byrne, Francis John (2001), Irish Kings and High-Kings, Dublin: Four Courts Press,

External links

a
University College Cork
Kings of Leinster Kings of Uí Dúnlainge 8th-century births 834 deaths 9th-century Irish monarchs People from County Kildare {{Ireland-royal-stub