WClara Novello Davies was a well-known Welsh singer, teacher and conductor. She used the pen name Pencerddes Morgannwg.
WWyn Davies is a Welsh conductor.
WScott Tereance Ellaway is a Welsh conductor and advocate for broadening access to classical music. In an article published by BBC Music Magazine in 2009, Ellaway became known for his entrepreneurial spirit as the founder and artistic director of Orchestra Europa. Ellaway lives in New York where he is artistic director of OpusYou, and is a Fellow at Jonathan Edwards College, Yale University.
WAlun Francis is a Welsh conductor.
WArwel Hughes OBE was a Welsh orchestral conductor and composer.
WDavid Russell Hulme is a Welsh conductor and musicologist. He is an Emeritus Reader and the former Director of Music at Aberystwyth University and is known for his research and publications on the music of Arthur Sullivan, the composer of the Gilbert and Sullivan comic operas. He is also an authority on the music of Edward German.
WGriffith Rhys Jones, commonly known as Caradog, was a Welsh conductor of the famous 'Côr Mawr' of some 460 voices, which twice won first prize at The Crystal Palace choral competitions in London in 1872 and 1873.
WWilliam Ifor Jones was a Welsh conductor and organist. Born into a large coal-mining family and raised in Merthyr Tydfil, Jones studied at the Royal Academy of Music as a scholarship student in London from 1920 to 1925. He studied the organ with Sir Stanley Marchant at St. Paul's Cathedral, London; orchestral conducting with Ernest Read and with Sir Henry Wood, ; and harmony with Benjamin Dale. He was for a time organist at the Welsh Baptist Church in Castle Street, London, worked at the Royal Opera House, as a vocal coach at Covent Garden, assisted with the British National Opera Company in the role of prompter, and was the Assistant Choir Master at St. Paul's Cathedral, London.
WIdris Lewis was a Welsh conductor and composer. He worked on the film scores of a number of productions during the 1930s, when he was employed by British International Pictures. He was the Director of Music for the Welsh Region of the BBC.
WGrant Llewellyn is a Welsh conductor and Music Director of the North Carolina Symphony and Orchestre Symphonique de Bretagne.
WRobert Huw Morgan is a Welsh-born organist and choral conductor. He serves as the University Organist at Stanford University's Memorial Church
WJohn Parry Sr. was an early Welsh convert to The Church of Jesus Christ of Latter-day Saints and was the first musical conductor of the Mormon Tabernacle Choir.
WDaniel Protheroe, was a Welsh composer and conductor, born at Cwmgiedd, Brecknockshire. After success at the National Eisteddfod at a young age, he immigrated to the US, where he was educated. He is best known for composing Calvinist Methodist hymns.
WEvan Stephens was a Latter-day Saint composer and hymn writer. He was also the director of the Mormon Tabernacle Choir for 26 years (1890–1916).
WMansel Treharne Thomas, was a Welsh composer and conductor, who worked mainly in South Wales. He was one of the most influential musicians of his generation, known as a composer, conductor and adjudicator. He was for many years employed by the BBC and promoted the careers of many composers and performers. He himself wrote vocal, choral, instrumental, band and orchestral music, specialising in setting songs and poetry. Many of his orchestral and chamber music pieces are based on Welsh folk songs and dances.