Dumnagual III (bahasa Wales:Dyfnwal ap Tewdwr, wafat skt. 760) merupakan seorang raja Strathclyde pada pertengahan abad kedelapan (mungkin 754–760). Menurut silsilah Harleian, dia adalah putra Teudebur, salah satu pendahulunya.[1]
Referensi
- 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.