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.
| 1245 | Ward, Nancy Kate | SA | Merit | Mathematics and the Community | |
| 1246 | Warneke, Richard Dane | SA | Merit | Information Technology Studies | |
| 1247 | Warren, Andrew Donald | SA | Merit | Economics | |
| 1248 | Warwick, Cristina Caroline | SA | Merit | Business Studies | |
| 1249 | Warwick, Cristina Caroline | SA | Merit | English Communications | |
| 1250 | Warwick, Cristina Caroline | SA | Merit | Mathematical Applications | |
| 1251 | Watson, Amy Joy | SA | Merit | Art Practical | |
| 1252 | Watson, Carol Patricia | SA | Merit | Mathematical Studies | |
| 1253 | Watson, Edwina | SA | Prize: Tennyson Medal | English Studies | |
| 1254 | Watson, Edwina Mary | SA | Merit | Biology | |
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| 1255 | Watson, Edwina Mary | SA | Merit | Economics | |
| 1256 | Watson, Edwina Mary | SA | Merit | English Studies | |
| 1257 | Watson, Edwina Mary | SA | Merit | Modern History | |
| 1258 | Watson, Maggie Palmer | SA | Merit | Visual Arts Studies | |
| 1259 | Watson, Melissa Elizabeth Rose | SA | Merit | Accounting Studies | |
| 1260 | Watson, Melissa Elizabeth Rose | SA | Merit | Economics | |
| 1261 | Wauchope, Amy Lael | SA | Merit | Solo Performance | |
| 1262 | Weaver, Lynn | SA | Merit | People and Textiles | |
| 1263 | Webb, Jessica Anne | SA | Merit | Physical Education | |
| 1264 | Weber, Kimberlee Ann | SA | Merit | Community Work II | |
| 1265 | Weetra, Tony Kevin | SA | Merit | Foods and the Community | |
| 1266 | Wells, William | SA | Merit | Construction Technology | |
| 1267 | Welsh, Kirsty Louise | SA | Merit | Performance Special Study | |
| 1268 | Whelan, Benjamin James | SA | Merit | Chemistry | |
| 1269 | Whelan, Benjamin James | SA | Merit | Mathematical Studies | |
| 1270 | Whelan, Benjamin James | SA | Merit | Physics | |
| 1271 | Whelan, Benjamin James | SA | Merit | Specialist Mathematics | |
| 1272 | Whelan, Benjamin James | Brighton Secondary School | North Brighton | Australian Student Prize | |
| 1273 | White, Emma Louise | SA | Merit | Physical Education | |
| 1274 | White, Lisa | SA | Prize: Schiller Prize | German | |
| 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 | |
| 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 | |