| 1 | Aardenburg, Celena | SA | Merit | Research Project B | |
| 2 | Abbasi, Hadi | SA | Merit | English as a Second Language | |
| 3 | Abbasi, Mehdi | SA | Merit | English as a Second Language | |
| 4 | Abbot, Lachlan Charles | SA | Merit | Mathematical Applications | |
| 5 | Abbott, William Peter | SA | Merit | Specialist Mathematics | |
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| 6 | Abbracciavento, Alexandra | SA | Merit | Research Project B | |
| 7 | Abell, Isobel | SA | Merit | Mathematical Studies | |
| 8 | Abell, Isobel | Seymour College | Glen Osmond | Gov of SA SACE Award | |
| 9 | Abeygunasekara, Samantha | SA | Merit | Biology | |
| 10 | Abeygunasekara, Samantha | SA | Merit | English Studies | |
| 11 | Abeygunasekara, Samantha | SA | Merit | Physics | |
| 12 | Abraham, Alan | SA | Merit | Research Project B | |
| 13 | Adams, Kira Narelle | SA | Merit | Visual Arts - Art | |
| 14 | Agerman, Daniel Victor | SA | Merit | English Communications | |
| 15 | Aggarwal, Samuel Hin-Loong | SA | Merit | Physics | |
| 16 | Agnew, Jackson Gregory | SA | Merit | Economics | |
| 17 | Ahmad, Teham | SA | Merit | Chemistry | |
| 18 | Ahmad, Teham | SA | Merit | English Communications | |
| 19 | Ahmad, Teham | SA | Merit | Mathematical Methods | |
| 20 | Ahmad, Teham | SA | Merit | Physics | |
| 21 | Ahmad, Teham | St Peters College | St Peters | Gov of SA SACE Award | |
| 22 | Ahrens, Riley Angus | SA | Merit | Accounting | |
| 23 | Al Daghestani, Nadia | SA | Merit | Research Project B | |
| 24 | Al Zurifi, Zahra | SA | Merit | Research Project B | |
| 25 | Alderson, Brayden | SA | Merit | Mathematical Applications | |