Iris Williams was first played on NTS on 16 May 2022. Songs played include Pererin Wyf.

Iris Williams OBE (born in Rhydyfelin on 20 April 1946; died 11 July 2025) was a Welsh singer who reached the peak of her popularity during the 1980s. She is remembered for her major success in Wales with "Pererin Wyf" (1971) a Welsh-language version of "Amazing Grace" and for winning the Welsh talent contest, Cân i Gymru (A Song for Wales) in 1974 with the song 'I gael Cymru'n Gymru Rydd' (For a Free Wales).

In 1979, she had a top-20 UK hit with "He Was Beautiful", a song based on the already well-known theme from The Deer Hunter, with lyrics by Cleo Laine. As a result of hitting the national charts, she was given her own series on BBC TV.