Thomas was born in
Gorseinon near
Swansea, Wales, the daughter of M. Wynn Thomas OBE, a Professor of Literature at
Swansea University, and Karen Thomas. She was educated at the Welsh-speaking
Ysgol Gyfun Gŵyr in Gowerton near Swansea, and by the time she was 15 was singing in the Swansea Bach Choir. She won a choral scholarship to
Clare College, Cambridge, where she gained a starred first in
Anglo-Saxon, Norse and Celtic in 1998, and completed an MPhil. After auditioning for Sir
John Eliot Gardiner she joined the
Monteverdi Choir, singing in many of the concerts of the Bach Cantata
Pilgrimage which the choir completed in the year 2000. In 2001 she moved to pursue postgraduate vocal studies at the
Royal College of Music in London. She went on to sing with
The Sixteen, Polyphony,
Cambridge Singers and the
Gabrieli Consort, as well as pursuing a solo career. She is the first singer to record Bach's
Alles mit Gott, a birthday ode written in 1713 and discovered in 2005. She first received great acclaim for her 'Pie Jesu' on Naxos' award-winning recording of Rutter's
Requiem. Thomas is a specialist in
Baroque music. In 2006 Thomas married
baritone opera singer Robert Davies. The couple live in
Haywards Heath, Sussex, and have two sons. ==Performances==