| 1 | Adamo, Angela | SA | Merit | English as Second Language Studies | |
| 2 | Adamopoulos, Christina | SA | Merit | Computing Applications | |
| 3 | Adams, Martha | SA | Merit | Science and the Community | |
| 4 | Adams, Monique Jane | SA | Merit | Physical Education | |
| 5 | Adams, Sarah Ellen | SA | Merit | Performance Special Study | |
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| 6 | Adamson, Hamish Muir MacFarlane | SA | Merit | Natural Resources Management | |
| 7 | Aitchison, Olivia Peta | SA | Merit | Physical Education | |
| 8 | Aitchison, Olivia Peta | SA | Merit | Religions in Australia | |
| 9 | Aldenhoven, Mikaela | SA | Merit | Food and Hospitality | |
| 10 | Alexander, Collette Elizabeth | SA | Merit | English Studies | |
| 11 | Alliston, Sarah Ellen | SA | Merit | Music Individual Study | |
| 12 | Andary, Laura Kathleen | SA | Merit | Classical Studies | |
| 13 | Anderson, Katherine | SA | Merit | Australian History | |
| 14 | Anderson, Katherine | SA | Merit | English Studies | |
| 15 | Anderson, Katherine | SA | Merit | Physical Education | |
| 16 | Anderson, Katherine | Trinity College | Evanston South | Australian Student Prize | |
| 17 | Anderson, Laura Jane | SA | Merit | Art Practical | |
| 18 | Anderson, Lauren Jane | SA | Merit | Visual Arts Studies | |
| 19 | Anderson, Sarah Katherine | SA | Merit | Child Studies | |
| 20 | Andreacchio, Anton | SA | Merit | Solo Performance | |
| 21 | Andrew, Nicholas | SA | Merit | Chemistry | |
| 22 | Andrew, Nicholas | SA | Merit | Mathematical Studies | |
| 23 | Andrew, Nicholas | SA | Merit | Physics | |
| 24 | Andrew, Nicholas | SA | Merit | Specialist Mathematics | |
| 25 | Andrew, Nicholas Howard | St Peters College | St Peters | Australian Student Prize | |