Idris Lewis - Llansteffan (CYWAIR F)
Idris Lewis - Y Border Bach
J Ambrose Lloyd - Teyrnasoedd y Ddaear
Jack White - Water Music (solo viola)
Jig-So - Hugh Gwynne (Folder, book and CD)
John Henry - Galwad y Tywysog (tenor, piano)
John Henry - Gwlad y Delyn (high voice - F)
John Henry - Gwlad y Delyn (medium voice - D)
John Metcalf - Light Music (Piano duo)
John Metcalf - Six Palindromes (Chamber Music 1995-2017)
John Morgan Lloyd - Adar Bach
John Morgan Lloyd - Alwen Hoff
John Williamson - Reflections (Descant recorder & piano)
Joseph Parry - A Seaside Reverie (Piano)
Joseph Parry - A Short Fantasia of Welsh Airs
Joseph Parry - Annabel Lee
Joseph Parry - Cydgan y Morwyr (The Sailors' Chorus)
Joseph Parry - Dwynwen
Joseph Parry - Er Cof am y Diweddar
Joseph Parry - Two Christmas Eves
