Riderch
Usually explained as "very kingly", built on the Welsh word for "king"; the Old Welsh spelling that later became Rhydderch.
Meaning and origin
Riderch is the Old Welsh spelling of the name later written Rhydderch, found in Latin chronicles and Welsh genealogical tracts for the Brythonic-speaking kingdoms of early medieval Britain.
How to pronounce Riderch
| Welsh (United Kingdom) | RID-erkh /ˈrɪdɛrχ/ |
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About this entry
Drafted with the help of an AI model, then checked by a person. Last checked on 16 September 2026.
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