Riderch II of Alt Clut was, according to the Harleian genealogies, the son of Eugein, the son of King Dumnagual III of Alt Clut. Eugein II of Alt Clut was according to the Harleian genealogies, the son of king Dumnagual III of Alt Clut. Dumnagual III of Alt Clut was the ruler of Alt Clut (the area around modern Dumbarton Rock) for some time in the mid eighth century (probably 754-60 [1] He is known only from this source, and there is no direct evidence he was king of Alt Clut (the region around Dumbarton Rock), although he is usually regarded as such by scholars. Dumbarton Castle ( Gaelic Dùn Breatainn d̪̊unˈb̊ɾʲɛhd̪̊ɪɲ ( has the longest recorded history of any stronghold in Great Britain. [2]
| Regnal titles | ||
|---|---|---|
| Preceded by Eugein? |
King of Alt Clut fl. Eugein II of Alt Clut was according to the Harleian genealogies, the son of king Dumnagual III of Alt Clut. The list of the Kings of Strathclyde concerns the kings of Alt Clut later Strathclyde, a Brythonic kingdom early 800s |
Succeeded by ?Dumnagual |