Tutagual ( cy, Tudwal) is thought to have been a ruler of

Alt Clut Dumbarton Castle ( gd, Dùn Breatainn, ; ) has the longest recorded history of any stronghold in Scotland. It sits on a volcanic plug of basalt known as Dumbarton Rock which is high and overlooks the Scottish town of Dumbarton. History Dumba ...

, later known as Strathclyde, a

Brittonic Brittonic or Brythonic may refer to: *Common Brittonic, or Brythonic, the Celtic language anciently spoken in Great Britain *Brittonic languages, a branch of the Celtic languages descended from Common Brittonic *Britons (Celtic people) The Br ...

kingdom in the ''

Hen Ogledd Yr Hen Ogledd (), in English the Old North, is the historical region which is now Northern England and the southern Scottish Lowlands that was inhabited by the Brittonic people of sub-Roman Britain in the Early Middle Ages. Its population sp ...

'' or "Old North" of Britain. He probably ruled sometime in the mid-6th century. The

Harleian genealogies __NOTOC__ The Harleian genealogies are a collection of Old Welsh genealogies preserved in British Library, Harley MS 3859. Part of the Harleian Library, the manuscript, which also contains the ''Annales Cambriae'' (Recension A) and a version of th ...

, Adomnán's ''

Vita Columbae The ''Life of Columba'' ( la, Vita Columbae) is a hagiography recounting the life of Columba, the founder of Iona Abbey, written a century after Columba's death by Adomnán, one of his successors as Abbot of Iona. Adomnán (also known as Eunan), ...

'', and the ''

Bonedd Gwŷr y Gogledd ''Bonedd Gwŷr y Gogledd'' ( en, The Descent of the Men of the North) is a brief Middle Welsh tract which claims to give the pedigrees of twenty 6th century rulers of the Hen Ogledd, the Brittonic-speaking parts of southern Scotland and norther ...

'' indicate that Tutagual was the father of the much better known

Rhydderch Hael Rhydderch Hael ( en, Rhydderch the Generous), Riderch I of Alt Clut, or Rhydderch of Strathclyde, ( ''fl.'' 580 – c. 614) was a ruler of Alt Clut, a Brittonic kingdom in the ''Hen Ogledd'' or "Old North" of Britain. He was one of the most famous ...

, presumably his successor.MacQuarrie, pp.6–7. The Harleian genealogies name Tutagual as the son of Clinoch son of

Dumnagual Hen Dyfnwal Hen or Dumnagual Hen ("Dyfnwal the Old") was a ruler of the Brittonic kingdom of Alt Clut, later known as Strathclyde, probably sometime in the early 6th century. His biography is vague, but he was regarded as an important ancestor figure ...

, probably his predecessors as king.Harleian genealogy 6
Tutagual of Alt Clut may be identified with a tyrannical ruler mentioned as

Saint Ninian Ninian is a Christian saint, first mentioned in the 8th century as being an early missionary among the Pictish peoples of what is now Scotland. For this reason he is known as the Apostle to the Southern Picts, and there are numerous dedicatio ...

's contemporary in the 8th-century poem '' Miracula Nyniae Episcopi'' and in

Ailred of Rievaulx Aelred of Rievaulx ( la, Aelredus Riaevallensis); also Ailred, Ælred, and Æthelred; (1110 – 12 January 1167) was an English Cistercian monk, abbot of Rievaulx from 1147 until his death, and known as a writer. He is regarded by Anglicans ...

's 12th-century ''

Vita Sancti Niniani The ''Vita Sancti Niniani'' ("Life of Saint Ninian") or simply ''Vita Niniani'' ("Life of Ninian") is a Latin language Christian hagiography written in northern England in the mid-12th century. Using two earlier Anglo-Latin sources, it was writte ...

''; the ''Miracula'' calls this king ''Tuduael'' and ''Thuuahel'', while Ailred gives the forms ''Tudwaldus'' and ''Tuduvallus''. However, historian Alan MacQuarrie notes that this would conflict with other suggested dates for Ninian's life.

Notes

References

* * {{Kings of Alt Clut Monarchs of Strathclyde 6th-century Scottish monarchs