Dumnagual III ( cy, Dyfnwal ap Tewdwr, died c. 760) was a king of

Strathclyde Strathclyde ( in Gaelic, meaning "strath (valley) of the River Clyde") was one of nine former local government regions of Scotland created in 1975 by the Local Government (Scotland) Act 1973 and abolished in 1996 by the Local Government et ...

in the mid-eighth century (probably 754–760). According to 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 ...

, he was the son of Teudebur, one of his predecessors. According to

Symeon of Durham __NOTOC__ Symeon (or Simeon) of Durham (died after 1129) was an English chronicler and a monk of Durham Priory. Biography Symeon entered the Benedictine monastery at Jarrow as a youth. It moved to Durham in 1074, and he was professed in 1085 or ...

, his kingdom was invaded by both King

Óengus I Óengus son of Fergus ( xpi, *Onuist map Vurguist; sga, Óengus mac Fergusso, "Angus son of Fergus"), was king of the Picts, of possible Gaelic origin, from 732 until his death in 761. His reign can be reconstructed in some detail from a varie ...

of the

Picts The Picts were a group of peoples who lived in what is now northern and eastern Scotland (north of the Firth of Forth) during Late Antiquity and the Early Middle Ages. Where they lived and what their culture was like can be inferred from ea ...

and King

Eadberht of Northumbria Eadberht (died 19 or 20 August 768) was king of Northumbria from 737 or 738 to 758. He was the brother of Ecgbert, Archbishop of York. His reign is seen as a return to the imperial ambitions of seventh-century Northumbria and may represent a per ...

. The same source indicates that on August 1, 756, they arrived at Alt Clut (

Dumbarton Rock Dumbarton (; also sco, Dumbairton; ) is a town in West Dunbartonshire, Scotland, on the north bank of the River Clyde where the River Leven flows into the Clyde estuary. In 2006, it had an estimated population of 19,990. Dumbarton was the ca ...

, Dumnagual's capital) and obtained the homage of the

Britons British people or Britons, also known colloquially as Brits, are the citizens of the United Kingdom of Great Britain and Northern Ireland, the British Overseas Territories, and the Crown dependencies.: British nationality law governs mod ...

. However, nine days later, the Northumbrian king's army was destroyed while Eadberht was leading it between "Ouania" and "Niwanbirig", probably meaning "

Govan Govan ( ; Cumbric?: ''Gwovan'?''; Scots: ''Gouan''; Scottish Gaelic: ''Baile a' Ghobhainn'') is a district, parish, and former burgh now part of south-west City of Glasgow, Scotland. It is situated west of Glasgow city centre, on the south ba ...

" and " Anglian Northumbria". Dumnagual is usually regarded as the king of Alt Clut in the period, but it has also been suggested that the destroyer of the Northumbrian army was Óengus. Phillimore's reconstruction of the ''

Annales Cambriae The (Latin for ''Annals of Wales'') is the title given to a complex of Latin chronicles compiled or derived from diverse sources at St David's in Dyfed, Wales. The earliest is a 12th-century presumed copy of a mid-10th-century original; later ed ...

'' puts Dumnagual's death in battle at 760. It is thought likely that the territory of Alt Clut remained under Pictish or joint Pictish and English control in the years following his death.Alan MacQuarrie, ''loc. cit.'' Dumnagual is the last British king of Alt Clut to be known as anything more than a name until the later ninth century.

References

* Anderson, Alan Orr, ''Scottish Annals from English Chroniclers: AD 500–1286'', (London, 1908), republished, Marjorie Anderson (ed.) (Stamford, 1991) * Clancy, Thomas Owen, "Govan, the Name, Again", in ''Report of the Society of Friends of Govan Old'', 8 (1998), pp. 8–13 * Forsyth, Kathryn, "Evidence of a Lost Pictish source in the ''Historia Regum Anglorum'' of Symeon of Durham", in Simon Taylor (ed.) ''Kings, Clerics, and Chronicles in Scotland, 500-1297: Essays in Honour of Marjorie Ogilvie Anderson on the Occasion of Her Ninetieth Birthday'', (Dublin, 2000), pp. 19–32; Appendix by John Koch, pp. 33–4. * MacQuarrie, Alan, "The Kings of Strathclyde", in A. Grant & K.Stringer (eds.) ''Medieval Scotland: Crown, Lordship and Community, Essays Presented to G.W.S. Barrow'', (Edinburgh, 1993), pp. 1–19 * Woolf, Alex, "Onuist son of Uurguist:Tyrannus Carnifex or a David for the Picts", in David Hill & Margaret Worthington (eds.), ''Æthelbald and Off, Two Eighth-Century Kings of Mercia: Papers from a Conference held in Manchester in 2000'', (Manchester, 2005), pp. 35–42.

External links

Annales Cambriae

{{DEFAULTSORT:Dumnagual 03 of Alt Clut 760 deaths Monarchs of Strathclyde 8th-century Scottish monarchs Year of birth unknown Year of death uncertain