The Kings of Uí Cheinnselaig were a branch of the Laigin who came to dominate southern Leinster

Leinster

Leinster is one of the Provinces of Ireland situated in the east of Ireland. It comprises the ancient Kingdoms of Mide, Osraige and Leinster. Following the Norman invasion of Ireland, the historic fifths of Leinster and Mide gradually merged, mainly due to the impact of the Pale, which straddled...

, known also as Laigin Desgabair. They were semi-independent of their overlords in the north of Leinster and sometimes provided rulers of all Leinster.

Kings of Uí Cheinnselaig

The following list is a partial list of kings of the Uí Cheinnselaig

Uí Cheinnselaig

The Uí Ceinnselaig , from the Old Irish "grandsons of Cennsalach", are an Irish dynasty of Leinster who trace their descent from Énnae Cennsalach, a supposed contemporary of Niall of the Nine Hostages...

 compiled from the king list in the Book of Leinster and records kept in the Annals of Ulster.

• Énnae Cennsalach
  Énnae Cennsalach
  Énnae Cennsalach was a King of Leinster and founder of the Uí Cheinnselaig sept of the Laigin. He was the grandson of Bressal Bélach , a previous king.The chronology of Leinster kings in the 5th century is contradictory...
  
  
• Crimthann mac Énnai
  Crimthann mac Énnai
  Crimthann mac Énnai was a King of Leinster from the Uí Cheinnselaig sept of the Laigin. He was the son of Énnae Cennsalach, the ancestor of this dynasty....
  
   (died 483)
• ........
• Nath Í mac Crimthainn
• Óengus mac Feidlimid
• Fáelán Senchustul
• Éogan Cáech mac Nath Í
• Muiredach mac Óengusa
• Fáelán mac Síláin
• Echu mac Muiredaig
  Echu mac Muiredaig
  Echu mac Muiredaig was a king of the Uí Cheinnselaig of South Leinster. His father, Muiredach mac Óengusa and grandfather Óengus mac Feidlimid had been kings of the Ui Cheinnselaig as well...
  
  
• Forannán mac Máel Udir
• ..........
• Brandub mac Echach
  Brandub mac Echach
  Brandub mac Echach was an Irish king of the Uí Cheinnselaig of Leinster. His father, Echu mac Muiredaig had been a king of the Ui Cheinnselaig. They belonged to a branch known as the Uí Felmeda descended from Fedelmid, son of Énnae Cennsalach...
  
   (died 605)
• Rónán mac Colmáin
  Rónán mac Colmáin
  Rónán mac Colmáin was a King of Leinster following Brandub mac Echach . There were two men named Rónán mac Colmáin active in Leinster in the early seventh century and confusion exists as to which one was king...
  
   (died 624)
• Crundmáel Bolg Luatha
  Crundmáel Bolg Luatha
  Crundmáel Bolg Luatha mac Áedo was a King of Uí Cheinnselaig. He was the grandson of a previous king Éogan Cáech and great-great grandson of the Leinster king Crimthann mac Énnai...
  
   mac Áedo (died 628)
• Colgu Bolg Luatha mac Crundmaíl (died 647)
• Crundmáel Erbuilc
  Crundmáel Erbuilc
  Crundmáel Erbuilc mac Rónáin was a King of Leinster from the Uí Cheinnselaig branch of the Laigin. He was the son of Rónán mac Colmáin , a previous king of the Sil Chormaic sept....
  
   mac Rónáin (died 656)
• Cummascach mac Rónáin (died 672)
• Bran Ua Máele Dúin
  Bran Ua Máele Dúin
  Bran Ua Máele Dúin was a king of the Uí Cheinnselaig of South Leinster. He was of the Sil Máeluidir sept of this branch of the Laigin, who were found in the later baronies of Shelmalier on the lower reaches of the Slaney River in southern modern County Wexford...
  
   (died 712)
• Cú Chongelt mac Con Mella
  Cú Chongelt mac Con Mella
  Cú Chongelt mac Con Mella was a king of the Uí Cheinnselaig of South Leinster or Laigin Desgabair. He was of the Sil Máeluidir sept of this branch of the Laigin, who were found in the later baronies of Shelmalier on the lower reaches of the Slaney River in southern modern County Wexford.His last...
  
   (died 724?)
• Laidcnén mac Con Mella
  Laidcnén mac Con Mella
  Laidcnén mac Con Mella was a king of the Uí Cheinnselaig of South Leinster. He was of the Sil Máeluidir sept of this branch of the Laigin, who were found in the later baronies of Shelmalier on the lower reaches of the Slaney River in southern modern County Wexford.His last paternal ancestor to...
  
   (died 727)
• Élothach mac Fáelchon
  Élothach mac Fáelchon
  Élothach mac Fáelchon was a king of the Uí Cheinnselaig of South Leinster. he was the grandson of a previous king Fáelán mac Síláin and was a member of the Síl Fáelchán sept of this branch of the Laigin.- Overview :...
  
   (died circa 734)
• Áed mac Colggen
  Áed mac Colggen
  Áed mac Colggen was a king of the Uí Cheinnselaig of Leinster. Some sources incorrectly make him joint king of Leinster with Bran Becc mac Murchado, but it appears that Áed was main ruler of Leinster in 738 His father Colcú mac Bressail was called king of Ard Ladrann at his death obit in the...
  
   (died 738)
• Sechnassach mac Colggen
  Sechnassach mac Colggen
  Sechnassach mac Colggen was a king of the Uí Cheinnselaig of South Leinster or Laigin Desgabair. He was of the Sil Chormaic sept of this branch of the Laigin. His father Colcú mac Bressail was called king of Ard Ladrann at his death obit in the annals in 722 which mention that he was killed...
  
   (died 746/747)
• Cathal mac Cináeda (died 758)
• Donngal mac Laidcnén
  Donngal mac Laidcnén
  Donngal mac Laidcnén was a king of the Uí Cheinnselaig of South Leinster. He belonged to the Sil Chormaic sept of this branch of the Laigin and specifically to a branch which took over leadership of the Uí Dróna -the baronies of Idrone in modern County Carlow...
  
   (died 761)
• Dub Calgaid mac Laidcnén
  Dub Calgaid mac Laidcnén
  Dub Calgaid mac Laidcnén was a king of the Uí Cheinnselaig of South Leinster. He belonged to the Sil Chormaic sept of this branch of the Laigin and specifically to a branch which took over leadership of the Uí Dróna -the baronies of Idrone in modern County Carlow...
  
   (died 769)
• Cennselach mac Brain
  Cennselach mac Brain
  Cennselach mac Brain was a king of the Uí Cheinnselaig of South Leinster. He was of the Sil Máeluidir sept of this branch of the Laigin, who were found in the later baronies of Shelmalier on the lower reaches of the Slaney River in southern modern County Wexford. He was the son of Bran Ua Máele...
  
   (died 770)
• Eterscél mac Áeda
  Eterscél mac Áeda
  Eterscél mac Áeda was a king of the Uí Cheinnselaig of South Leinster. He was of the Sil Chormaic sept and was the son of Áed mac Colggen , considered to be King of all Leinster. His uncle Sechnassach mac Colggen had also been a King of Uí Cheinnselaig. He ruled from 770 to 778.The Uí...
  
   (died 778)
• Cairpre mac Laidcnén
  Cairpre mac Laidcnén
  Cairpre mac Laidcnén was a king of the Uí Cheinnselaig of South Leinster. He belonged to the Sil Chormaic sept of this branch of the Laigin and specifically to a branch which took over leadership of the Uí Dróna - the baronies of Idrone in modern County Carlow...
  
   (died 793)
• Cellach Tosach mac Donngaile
  Cellach Tosach mac Donngaile
  Cellach Tosach mac Donngaile was a king of the Uí Cheinnselaig of South Leinster. He belonged to the Sil Chormaic sept of this branch of the Laigin and specifically to a branch which took over leadership of the Uí Dróna -the baronies of Idrone in modern County Carlow. He was the son of Donngal mac...
  
   (died 809)
• Cathal mac Dúnlainge
  Cathal mac Dúnlainge
  Cathal mac Dúnlainge was a king of the Uí Cheinnselaig of South Leinster. He was of the Sil Máeluidir sept of this branch of the Laigin, who were found in the later baronies of Shelmalier on the lower reaches of the Slaney River in southern modern County Wexford...
  
  (died 819)
• Cairpre mac Cathail (died 844)
• Echtigern mac Guaire (died 853)
• Cellach mac Guaire (died 858)
• Tadg mac Diarmata (died 865)
• Donnacán mac Cétfada (died 869)
• Cairpre mac Diarmata (died 876)
• Riacán mac Echtigern (died 893)
• Fáelán mac Guaire (died 894)
• Dub Gilla mac Etarscéoil (died 903)
• Tadg mac Fáeláin (died 922 )
• Cináed mac Cairpri (died 935)
• Bruatur mac Duibgilla (died 937)
• Cellach mac Cináeda (died 947)
• Echtigern mac Cináeda (died 953)
• Donnchad mac Taidg (died 965)
• Domnall mac Cellaig (died 974)
• Muiredach mac Riain (died 978)
• Bruatar mac Echtigern (died 982)
• Diarmait mac Domnaill (died 996)
• Donnchad Mael na mBó (died 1006)