' (also spelled or ') was a Romano-British military leader who was active circa AD 470. He fought against the Goths in alliance with the declining Western Roman Empire. He is called "King of the Britons" by the 6th-century historian Jordanes, but the extent of his realm is unclear. Some Arthurian scholars identify Riothamus as a possible inspiration for the King Arthur of legend.
' (also spelled or ') was a Romano-British military leader who was active circa AD 470. He fought against the Goths in alliance with the declining Western Roman Empire. He is called "King of the Britons" by the 6th-century historian Jordanes, but the extent of his realm is unclear. Some Arthurian scholars identify Riothamus as a possible inspiration for the King Arthur of legend.
==Name== is a Latinization of the Brythonic , meaning 'Great King', 'Kingliest'. Alternatively, it may come from Brittonic , meaning 'Freest'. The Brittonic form survived into Old Welsh as (Modern Welsh ) and Old Breton .
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).