Tel: +44(0)208 446 1346     07810648658


Titles and qualifications:


Principal Harpist BBC Symphony Orchestra

Emeritus Senior Fellow in Harp Studies, Trinity Laban 

President, United Kingdom Harp Association

Honorary Research Fellow RAM

Member of the Royal Society of Musicians of Great Britain

Date and place of birth: 1/7/53   Mancot, Flintshire, North Wales, U.K.

Home and schooling: Sychdyn and Mold, Flintshire

Languages spoken: Welsh, English and some Farsi


The lists below show the main areas of work and a selection of the artistes Sioned has been involved with since the start of her career. 

Orchestral Experience:

Present position: Principal Harpist BBC Symphony Orchestra since March 1990—relinquishing position on April 13, 2018

While a student at the Royal Academy of Music worked regularly with the London Symphony Orchestra and The Philharmonia, and taught at the Royal College of Music, Junior Department

Held posts of Acting Principal Harpist with London Sinfonietta (for approx. four years) and New Philharmonia Orchestra (for approx. one and a half years)

Regular appearances with the following orchestras since about 1977:

London Symphony Orchestra

London Philharmonic Orchestra

Royal Philharmonic Orchestra

City of London Sinfonia


London Sinfonietta

City of Birmingham Symhpony Orchestra

Scottish National Orchestra

BBC Philharmonic Orchestra

BBC Concert Orchestra

BBC Radio Orchestra

BBC ‘Big Band’

Royal Ballet

Festival Ballet

Royal Opera

English  National Opera

Welsh National Opera

Scottish National Opera

Academy of St. Martin in the Fields

Orchestra of St. John’s Smith Square

English Chamber Orchestra

Chamber Orchestra of Europe

Wren Orchestra

Ulster Orchestra

Numerous regional and festival orchestras

West end shows, theatre orchestras, film and commercial orchestras

Composers and conductors

As a professional orchestral harpist since 1974, worked with many of the finest conductors and composers in the world, providing advice and editing harp parts for many publishers.

As a soloist, commissioned many works for solo harp/concerto/voice and harp/choir and harp


Chamber Music

Berlin Philharmonic ensemble





Grosvenor ensemble

Koenig ensemble

Music Projects London

Nimrod Harp Trio

Park Lane Music Players



Choir and Harp with King’s College Cambridge, Clare College Cambridge, Cantamus, Winchester Cathedral, Winchester Quiristers, Westminster Abbey and Cathedral, St. Paul’s Cathedral, The Bach Choir, BBC Singers, Liszt Choir Budapest, The Sixteen, The Holst Choir, Tenebrae, Oxford Voices


Flute and Harp with William Bennett, Michael Cox, Paul Edmund Davies, Christine Messiter, Susan Milan, Aurele Nicolet


Voice and Harp with Michael Chance, Martyn Hill, Neil Mackie, Lisa Milne, Mark Padmore, Anthony Rolfe-Johnson, Andrew Watts, Roderick Williams

Some less common combinations including: 

piano and harp with Allan Schiller

oboe and harp with Malcolm Messiter

cello and harp with Steven Isserlis

harp and jazz/pop harp with Tara Minton

harp and blues harp with Brenda Dor-Groot

Work with actors/readers

Drury Lane Theatre with Richard Burton in ‘Under Milk Wood’ (Dylan Thomas)

‘The Life of John Thomas’ with Peter Jeffrey (RSC)

Irish Heritage –readings and music of Irish composers and authors

Improvised solo harp backing to religious readings on radio 4

Solo playing in Poetry Society performances; with Richard Burton, Hywel Bennett and others in ‘Under Milk Wood’; in ‘How Pleasant to meet Mr Eliot’ with Edward Fox and Joan Bakewell; backing Aeronwy Thomas (daughter of Dylan Thomas) in readings of Dylan Thomas’s work.



Regular concerts with BBCSO on radio and television.

Solo- hundreds of broadcasts on BBC Radio 3 since 1977, many ‘live’ performances including solos, duos, ensembles and concertos.  Radio 2 and 4 including documentaries and ‘chat shows’. Own series on Radio 4 ‘Affairs of the Harp’ repeated on World Service; Woman’s Hour. Additional radio broadcasts include Radio 1, Capital Radio, LBC, Radio London, countless regional stations in the UK, CBC in Canada, WQXR and others in USA, Manoto TV (Iran) and other countries. Frequent television appearances, regional and national, as solo performer, guest speaker and in master-classes. Programmes (many in the Welsh language) on Radio Wales, Radio Cymru, BBC Wales, HTV, S4C


Many of Sioned’s commercial recordings have won awards and accolades. Apart from her solo CDs, she has partnered a wide range of artistes on disc including James Galway, The Holst Singers, Lisa Milne, Anthony Rolfe-Johnson, Frederica von Stade, Roderick Williams, The Choir of King’s College Cambridge, The Sixteen, Westminster Cathedral Choir, Oxford Voices, Winchester Quiristers, and The Brodsky Quartet on disc:
Collins Classics, EMI Classics, Guild, HMV/V&A, Hyperion, Philips, Proudsound, Meridian, Warner Classics, Chandos, Stone Records, SFZ.

Researched, edited works/Publications edited for composers/ Own compositions

Four New Lessons for Harp by John Parry  SALVI  1982

Spiders by Paul Patterson  UNIVERSAL EDITION 1985

Suite BWV 1006a by J.S.Bach  OUP 1986

Wessex Graves by Michael Berkeley  OUP 1986

Fiesta by Judyth Knight   LOPES 1988

A Garland of Carols by Anthony Bolton  FABER 2010

Atgofion by Sioned Williams awarded first prize for a composition for harp at the International Harp Week in Holland in 1973

Serenade and Dance by Sioned Williams composed in memory of Renata Scheffel-Stein in 1986

(both pieces will be published by a harp company 2018)

Dozens of orchestral harp parts edited for major composers and publishers

Extensive Research on/illustrated lectures/lecture-recitals on

The harp in Wales – an unbroken tradition, and a new outlook

Blind John Parry – Master of High Baroque

John Thomas – Harpist to the Queen (Victoria) 

The harp in Britain – composers and players 

A Welsh harpist’s spiral of English delights

Benjamin Britten – his harp legacy

The spirit and passion of Ruskin

The lesser-known works of Hasselmans

A portrait of folk-music within original music for harp

J.S.Bach -Suite BWV 1006a the research and the consequence.

Demystifying Berio’s Sequenza for harp 

New music, innovation and the importance of collaboration

The diverse harpist; where does inspiration come from?

Contemporary writing for harp

The orchestral harpist.. practicalities and necessary skills

Prizes and Scholarships

Concert Artists Guild Award (USA) First harpist and first British musician to win in 38 years

Pernod Award

Idloes Owen memorial Prize

William Rushworth Memorial Trust

Countess of Munster Musical Trust

Lesley Regan Prize

Vivian Dunn Prize

Boise and Mendelssohn Musical Foundation

Worshipful Company of Musicians Allcard Grant

Park Lane 20th Century Young Artists Maisie Lewis Young Artists Fund

British Council Grant

British Arts Council Scholarship

Welsh Arts Council Scholarship

Incorporated Society of Musicians Young Artists Greater London Arts Association Young Musician

Live Music Now!

Heinz and Anna Kroch Foundation

Qualifications and awards

Licentiate Welsh College of Music and Drama  1974

Licentiate Royal Academy of Music  1974

Postgraduate Diploma Royal Academy of Music  1976

Honorary Fellowship Trinity College London  1997

Fellowship Royal Welsh College of Music and Drama  1998

Senior Fellow in Harp Studies Trinity College of Music  1999

Fellowship Royal Academy of Music  2003

Emeritus Senior Fellow of Trinity Laban Conservatoire of Music and Dance 2013

Honorary Research Fellow RAM 2017


Who’s who in the world

Who’s who in women

Who’s who in music and musician’s diary

British Music Year Book

The Harp -Roslyn Rensch

The Harp in Wales -D.Roy Saer

The Welsh in London 1500-2000 – edited Emrys Jones

Musical Membership and affiliations

Member of Royal Society of Musicians of Great Britain (2018)

United Kingdom Harp Association (President since 2007)

World Harp Congress (elected and served as first Welsh member on Board of Directors in 1999)

American Harp Society

Musician’s Union 

Incorporated Society of Musicians

Musician’s Benevolent Fund

Welsh Music Guild

Sound and Music

Cymdeithas Cerdd Dant

Gorsedd Y Beirdd

Teaching (since 1971)

Ysgol Maes Garmon

Purcell School

GSMD Junior Department

RCM    Junior Department

RAM   Intermediate School and Senior Department

Trinity College of Music (Head of Harp Department 1994 -1999; Senior Fellow of Harp Studies 1999-2013, Emeritus Fellow Trinity Laban 2013-)

NYOGB; Irish-German ww brass and harp course, Ireland ; Coleg Telyn Cymru; Stowe School; Benslow Harp Course; Parish-Alvars Festival Course; Camac Harps, France; Boston Berklee College of Music and Boston University. Visiting Professor at Guildhall School of Music and Drama 2012-13.

Renowned for devising a pioneering course (the first ever integrated harp course in Europe) for Trinity College of Music – now Trinity Laban Conservatoire of Music and Dance)


Most British Music Academies and Colleges



Hallé and Trondheim Symphony Orchestra Harp Positions (devised audition repertoire, and harp specialist member of panel), Trinity College of Music and Geneva Conservatoire of Music advisor for interview/audition process for Head of Harp and specialist on panel Musicians Benevolent Fund


Competitions and Award schemes panelist

BBC Young Musician of the Year, Eisteddfodau, Nansi Richards Award; Belgrade International Festival; Musicians Benevolent Fund, Wales International Harp Festival

Master-classes in music colleges and courses throughout Britain and elsewhere including NYOGB, RAM, RCM, GSMD, Birmingham Conservatoire, Trinity Laban, Morley Harp Galleries, Benslow Harp Course, Parish Alvars Festival, Liszt Academy Budapest, Berklee College of Music, Boston and throughout New York USA


Reviewing harp music, CDs, harp recitals, and writing articles for specialist music magazines including Music Teacher, ISM Journal, Classical Music Forthnightly, American Harp Journal, World Harp Congress Review, UK Harp Association.

Composed first ever specialist sight-reading tests for the ABRSM Grade exams, and chose the syllabus for Diplomas.

Specialist board for grade exams discussion for the ABRSM