Cerys Matthews (born April 11, 1969 in Cardiff, Wales, UK) was the lead singer of the band Catatonia.

Matthews sang lead on the band's hits, including "Mulder and Scully" and "Road Rage". She also performed a single with the band Space named The Ballad of Tom Jones, and, together with the singer Tom Jones, on a track on the latter's album Reload. She was once voted the Sexiest Female in Rock.