This article lists the kings and lords of Clandeboye (Irish: Clann Aodha Buídhe), a Gaelic túath of the Cenél nEógain, located in the eastern part of Ulster in the north of Ireland. They are listed from their date of ascension to date of death, unless otherwise stated.
|-| Brian O'Neill
1283–1295
|| || Son of Hugh Boy O'Neill and Eleanor de Angulo ||unknown || 1295|-| Henry O'Neill
1295–1347
|| || Son of Brian O'Neill ||unknown || 1347|-|}
|-| Muirchertach Ceannfada O'Neill
1347–1395
|| || Son of Henry O'Neill ||unknown || 1395|-| Brian Ballagh O'Neill
1395–1425
|| || Son of Muirchertach Ceannfada O'Neill ||unknown || 1425|-| Murtagh Roe O'Neill
1425–1441
1444–1468
|| || Son of Brian Ballagh O'Neill ||unknown || 1468|-| Hugh Boy II O'Neill
1441–1444
|| || Son of Brian Ballagh O'Neill ||Finola O'Connor
(died 1493) || 2 May 1444|-| Conn O'Neill
1468–1482
|| || Son of Hugh Boy II O'Neill and Finola O'Connor||Mary MacDonald || 1482|-| Niall Mór O'Neill
1482–1512
|| || Son of Conn O'Neill and Mary MacDonald||Inion Dubh O'Donnell || 1512|-| Hugh Dubh O'Neill
1512–1524
|| || Son of Niall Mór O'Neill and Inion Dubh O'Donnell||unknown|| 1524|-| Brian Ballagh II O'Neill
1524–1529
|| || Son of Niall Mór O'Neill and Inion Dubh O'Donnell ||unknown|| 1529|-| Phelim Bacagh O'Neill
1529–1533
|| || Son of Niall Mór O'Neill and Inion Dubh O'Donnell ||unknown|| 1533|-| Niall Oge O'Neill
1533–1537
|| || Son of Niall Mór O'Neill and Inion Dubh O'Donnell ||unknown|| 1537|-| Murtagh Dulenach O'Neill
1537–
|| || Son of Niall Mór O'Neill and Inion Dubh O'Donnell ||unknown|| after 1556|-|}Murtagh Dulenaach O'Neill was the last to claim overlordship of all Clandeboye. During his reign the sons of Phelim Bacagh and Niall Oge founded their own lordships at Murtagh's expense, reducing him to lord in name only. The Annals of the Four Masters regarded Hugh, son of Niall Oge, as lord of Clandeboye until his death in 1555.
The lordship of Lower Clandeboye (also known as Northern Clandeboye) was founded by the sons of Phelim Bacagh O'Neill. This covered the north of what is today County Down.|-| Sir Brian McPhelim O'Neill
1556–1575
|| || Son of Phelim Bacagh O'Neill ||unknown || 20 January 1575|-|}
See also: Earl O'Neill and Viscount O'Neill. |-| Shane McBrian O'Neill
1584–1616
|| || Son of Sir Brian McPhelim O'Neill ||unknown || 1616|-|}
See also: O'Neill baronets. |-| Hugh Oge McHugh O'Neill
1584–1586
|| || Son of Hugh O'Neill son of Phelim Bacagh O'Neill ||unknown || 1586|-| Neill McHugh O'Neill
1586–1600
|| || Son of Hugh O'Neill son of Phelim Bacagh O'Neill ||unknown || 1600|-|}
The lordship of Upper Clandeboye (also known as Southern Clandeboye) was founded by the sons of Niall Oge O'Neill. This covered the south of what is today County Antrim.|-| Brian Faghartach O'Neill
–1548
|| || Son of Niall Oge O'Neill ||unknown || 1548|-| Niall McBrian Fertagh O'Neill
1548–1584
|| || Son of Brian Faghartach O'Neill ||unknown || 1601|-| Conn McNeill O'Neill
1584–1619
|| || Son of Niall McBrian Fertagh O'Neill ||unknown || 1619|-|}