| 2012 | Singers | Instrumentalists |
| Senior Winner |
HEULEN CYNFAL | HARRIET RILEY (Marimba) |
| Runner-up | SARAH GILFOR | N/A |
| Finalists | GWENITH EVANS, ELERI GWILLYM | HANNAH CLIST JOE ATKIN- REEVES |
| Intermediate Winner |
JODI BIRD | CHARLIE LOVELL-JONES (Violin) |
| Runner-up | N/A | ROBIN TAIT |
| Finalists | JOSEPH KEENAN JOSEPH INGRAM |
ANWEN MAI THOMAS TOBY SWANN |
| Junior Winner |
MANON OGWEN PARRY | AISHA PALMER (Piano) |
| Runner-up | NEL RHYS LEWIS |
LIZZIE LOVELL-JONES (Cello) |
| Finalists | LLINOS HAF JONES, HUW JONES |
MIREIA HORNER JACK OLLIER |
| Most Promising | HUW JONES | HANNAH CLIST |
| Ensemble Winner |
ST ILLTYDS PRIMARY SCHOOL CHOIR | MALLETICIOUS |
| Runner Up | A CUT ABOVE | BRODYS RICHARDS Piano Duet |
| Finalists | CANTEMUS & JUNIOR BOYS CHOIR LLANDAFF CATHEDRAL SCHOOL | N/A |