This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2003, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 25 | Andrew, Nicholas Howard | St Peters College | St Peters | Australian Student Prize | |
| 26 | Angel-Smith, Karalee Ruth | SA | Merit | English Communications | |
| 27 | Angus, Kelly Elizabeth | SA | Merit | English Studies | |
| 28 | Angus, Kelly Elizabeth | SA | Merit | Legal Studies | |
| 29 | Angus, Kelly Elizabeth | SA | Merit | Mathematical Applications | |
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| 30 | Annese, Joshua Gaeton | SA | Merit | Food and Hospitality | |
| 31 | Annese, Joshua Gaeton | SA | Merit | Music Individual Study | |
| 32 | Armstrong, Danielle Marie | SA | Merit | Community Work II | |
| 33 | Atkins, Ross Timothy | Pembroke School | Kensington Park | Australian Student Prize | |
| 34 | Au, Wai Ting (Yolander) | SA | Merit | Accounting Studies | |
| 35 | Austin, Lyn | SA | Merit | Agricultural and Horticultural Studies II | |
| 36 | Austin, Robin | SA | Merit | Agricultural and Horticultural Studies II | |
| 37 | Badawee, Zena | SA | Merit | English as Second Language Studies | |
| 38 | Badawee, Zena | SA | Merit | Information Technology Studies | |
| 39 | Badawee, Zena | SA | Merit | Visual Arts Studies | |
| 40 | Bade, Laura | SA | Merit | Economics | |
| 41 | Bade, Laura | SA | Merit | Physical Education | |
| 42 | Badenoch, Teresa Kate | SA | Merit | Desktop Publishing | |
| 43 | Badenoch, Teresa Kate | SA | Merit | Studies of Societies | |
| 44 | Bain, Emily | SA | Merit | Child Studies | |
| 45 | Bain, Emily | SA | Merit | English Communications | |
| 46 | Bain, Emily | SA | Merit | Science | |
| 47 | Bain, Jessica | SA | Merit | Classical Studies | |
| 48 | Bain, Jessica | SA | Merit | Drama Studies | |
| 49 | Bain, Jessica | SA | Merit | English Studies | |