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.
| 1275 | White, Lisa Marie | SA | Merit | German (Continuers) | |
| 1276 | White, Paloma | SA | Merit | Vocational Studies A | |
| 1277 | White, Rachael | SA | Merit | Classical Studies | |
| 1278 | White, Rachael | SA | Merit | English Studies | |
| 1279 | White, Rachael | SA | Merit | Modern History | |
| 1280 | White, Stephanie Alison | SA | Merit | English Communications | |
| 1281 | Whiting, Elizabeth Kate | SA | Merit | English Communications | |
| 1282 | Whiting, Jessica Elizabeth | SA | Merit | English Studies | |
| 1283 | Whiting, Jordan | SA | Merit | Visual Arts Studies | |
| 1284 | Whitton, Louise Anne | SA | Merit | Geography Studies | |
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| 1285 | Wilks, Renee | SA | Merit | English Communications | |
| 1286 | Wilksch, Samuel Mark | SA | Merit | Mathematical Studies | |
| 1287 | Williams, Emma Nicole | SA | Merit | Child Studies | |
| 1288 | Williams, Emma Nicole | SA | Merit | Mathematical Applications | |
| 1289 | Williams, Meaghan Alexandra | SA | Merit | Photography | |
| 1290 | Williams, Meaghan Alexandra | SA | Merit | Tourism | |
| 1291 | Williams, Michael Scott | SA | Merit | Chemistry | |
| 1292 | Williams, Michael Scott | SA | Merit | Mathematical Studies | |
| 1293 | Williams, Michael Scott | SA | Merit | Physics | |
| 1294 | Williams, Tamara Jane | SA | Merit | Lifestyles and the Community | |
| 1295 | Willoughby, Jane Louise | SA | Merit | Studies of Societies | |
| 1296 | Wilson, Amber Jade | SA | Merit | Aboriginal Studies | |
| 1297 | Wilson, Felicity | SA | Merit | Mathematical Applications | |
| 1298 | Wilson, Martin | SA | Merit | Geography Studies | |
| 1299 | Wilson, Sally Janice | SA | Merit | Child Studies | |
| 1300 | Wilton, Allison Victoria | SA | Merit | Dance Studies | |
| 1301 | Winch, Jessica Beryl | SA | Merit | Biology | |
| 1302 | Winch, Jessica Beryl | SA | Merit | Nutrition | |
| 1303 | Wingard, Jessie Leah | SA | Merit | Business Documents | |
| 1304 | Wisdom, Matthew Allan | SA | Merit | English Studies | |
| 1305 | Wise, Alexandra | SA | Merit | English Studies | |
| 1306 | Wittholz, Lisa Michelle | SA | Merit | The Arts and the Community | |
| 1307 | Wong, Christopher Xin Jie | SA | Merit | Mathematical Studies | |
| 1308 | Wong, Christopher Xin Jie | SA | Merit | Solo Performance | |
| 1309 | Wong, Christopher Xin Jie | SA | Merit | Specialist Mathematics | |
| 1310 | Wong, Daniel | SA | Merit | Mathematical Studies | |
| 1311 | Wong, Samuel Teck Ern | SA | Merit | Chemistry | |
| 1312 | Wong, Samuel Teck Ern | SA | Merit | English as Second Language Studies | |
| 1313 | Wong, Samuel Teck Ern | SA | Merit | Mathematical Studies | |
| 1314 | Wong, Samuel Teck Ern | SA | Merit | Physics | |
| 1315 | Wong, Samuel Teck Ern | Norwood Morialta High School | Magill | Australian Student Prize | |
| 1316 | Woo, Sindy | SA | Merit | Accounting Studies | |
| 1317 | Woo, Sindy | SA | Merit | Mathematical Studies | |
| 1318 | Wood, Heidi | SA | Merit | Physical Education | |
| 1319 | Woodbridge, Sarah Danielle | SA | Merit | Child Studies | |
| 1320 | Woods, Andrea Lee | SA | Merit | Lifestyles and the Community | |
| 1321 | Woods, Andrea Lee | SA | Merit | The Arts and the Community | |
| 1322 | Woollett, Lachlan | SA | Merit | Health, Recreation and the Community | |
| 1323 | Wright, Thomas Andrew | SA | Merit | Physical Education | |
| 1324 | Wycherley, Angus David | SA | Merit | Mathematical Studies | |