1) Welsh folk musician 
Plethyn is a Welsh language folk music group that was at their zenith between 1978 and 1995. The members are Roy Griffiths, Linda Healy and John Gittins. The three members originate from Maldwyn, in mid-Wales. Roy and Linda are brother and sister; John Gittins was born on a neighbouring farm. They specialise in the close harmonies of the `plygain....