| 1 | Abbott, Stacey | SA | Merit | Aboriginal Studies | |
| 2 | Abela, Rachel | SA | Merit | English Communications | |
| 3 | Abeynayake, Dineth | SA | Merit | English Communications | |
| 4 | Abraham, Tanya | SA | Merit | Musicianship | |
| 5 | Abraham, Tanya | SA | Merit | Solo Performance | |
| 6 | Abraham, Tanya | SA | Prize: Don Maynard Music Prize | Music | |
| 7 | Adams, David John | SA | Merit | Mathematical Applications | |
| 8 | Adriaanse, Katherine Jane | SA | Merit | Art Practical | |
| 9 | Adriaanse, Katherine Jane | SA | Merit | Biology | |
| 10 | Adriaanse, Katherine Jane | SA | Merit | Chemistry | |
| 11 | Adriaanse, Katherine Jane | Wilderness School | Medindie | Australian Student Prize | |
| 12 | Afford, Dudley James | SA | Merit | Health, Recreation and the Community | |
| 13 | Afford, Dudley James | SA | Merit | Lifestyle and the Community | |
| 14 | Afford, Dudley James | SA | Merit | Lifestyle and the Community | |
| 15 | Air, Candice | SA | Merit | Vocational Studies A | |
| 16 | Aitchison, Christopher John | SA | Merit | Business Studies | |
| 17 | Ajdari, Hila | SA | Merit | Biology | |
| 18 | Akroyd, Sarah Kate | SA | Merit | Physics | |
| 19 | Allen, Gabrielle Janet | SA | Merit | Biology | |
| 20 | Allen, Gabrielle Janet | SA | Merit | Chemistry | |
| 21 | Allen, Gabrielle Janet | SA | Merit | English Communications | |
| 22 | Allen, Gabrielle Janet | SA | Merit | Geography Studies | |
| 23 | Allen, Gabrielle Janet | Seymour College | Glen Osmond | Australian Student Prize | |
| 24 | Altus, Brandon David | SA | Merit | Health, Recreation and the Community I | |
| 25 | Altus, Brandon David | SA | Merit | Work and the Community | |