W. S. Gwynn Williams
William Sidney Gwynn Williams (April 4, 1896 – 13 November 1978) was a musician and composer, also lecturer, author, editor and broadcaster on the history of British and in particular Welsh music. He was prominent in the foundation of the International Eisteddfod at Llangollen, Wales in 1947 and become its first musical director. Gwynn Williams was born in Plas Hafod, Llangollen, the son of the musician W. He started playing the piano and violin when he was very young and began composing in his teens.
Also recorded as William Sidney Gwynn Williams
W. S. Gwynn Williams

Geoff Charles · This image is available from the National Library of Wales You can view this image in its original context on the NLW Catalogue · CC BY-SA 4.0
- Born
- 1896 · Llangollen.
- Died
- 1978
- Nationality
- United Kingdom · United Kingdom of Great Britain and Ireland
- Occupation
- composer · musician · official
- Languages
- Welsh
In this article
Biography
Born at Llangollen in 1896, died in 1978.
The recorded working language is Welsh.

W S Gwynn Williams, Llangollen
Geoff Charles · This image is available from the National Library of Wales You can view this image in its original context on the NLW Catalogue

W S Gwynn Williams, Llangollen
Geoff Charles · This image is available from the National Library of Wales You can view this image in its original context on the NLW Catalogue
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Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article W. S. Gwynn Williams, revision 1236335722 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 03 September 2026.
Elsewhere in Music memorabilia
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