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.
| 1350 | Zhao, Kim (Quan) | SA | Merit | Solo Performance | |
| 1351 | Zhou, Chao | SA | Merit | Philosophy | |
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| 1352 | Zhou, Tiger | SA | Merit | Biology | |
| 1353 | Zhou, Tiger | SA | Merit | Mathematical Studies | |
| 1354 | Zhou, Tiger | SA | Merit | Physics | |
| 1355 | Zhu, Jinni | SA | Merit | Physics | |
| 1356 | Ziegeler, Cara Jessica | SA | Merit | Media Production and Analysis | |
| 1357 | Zimbardi, Laura | SA | Merit | Media Production and Analysis | |
| 1358 | Ziukelis, Dayna | SA | Merit | Modern History | |
| 1359 | Ziukelis, Dayna | SA | Merit | Visual Arts Studies | |