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.
| 313 | Doan, John | SA | Merit | Physics | |
| 314 | Doddridge, Evan Keith | SA | Merit | Mathematical Studies | |
| 315 | Doddridge, Evan Keith | SA | Merit | Physics | |
| 316 | Dolan, Melissa Louise | SA | Merit | Health, Recreation and the Community | |
| 317 | Dolling, Vanessa Sue-Ellen | SA | Merit | Visual Arts Studies | |
| 318 | Dolman, Breanna Sarah | SA | Merit | Mathematical Applications | |
| 319 | Dolman, Breanna Sarah | SA | Merit | Physical Education | |
| 320 | Donhardt, Patricia Kate | SA | Merit | Health Education | |
| 321 | Donnell, Amy Elizabeth Jane | SA | Merit | Nutrition | |
| 322 | Douglas, Jennifer Margaret | SA | Merit | The Arts and the Community | |
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| 323 | Dowling, Katrina Claire | SA | Merit | Food and Hospitality | |
| 324 | Drew, Theodore Paul | SA | Merit | Health Education | |
| 325 | Dreyer, Rachel Patricia | SA | Merit | Music Individual Study | |
| 326 | Drogemuller, Michelle Kate | SA | Merit | Studies of Societies | |
| 327 | Drogemuller, Michelle Kate | SA | Merit | Tourism | |
| 328 | Duffy, James Michael | SA | Merit | Chemistry | |
| 329 | Duffy, James Michael | SA | Merit | Mathematical Studies | |
| 330 | Duffy, James Michael | SA | Merit | Physics | |
| 331 | Dunbar, McRae | SA | Merit | Studies of Societies | |
| 332 | Duncan, Laura Olwyn | SA | Merit | Biology | |
| 333 | Duncan, Laura Olwyn | SA | Merit | Physics | |
| 334 | Dunn, Kelly Elizabeth | SA | Merit | Physical Education | |
| 335 | Dunn, Kylie Lauren | SA | Merit | English Studies | |
| 336 | Dunn, Kylie Lauren | SA | Merit | Legal Studies | |
| 337 | Dunne-Heynis, Laynie Elizabeth | SA | Merit | English Communications | |
| 338 | Dunning, Ebony Jade | SA | Merit | The Arts and the Community | |
| 339 | Durant, Richard Hedley | SA | Merit | Physics | |
| 340 | Duthy-Gates, Jemma | SA | Merit | Philosophy | |
| 341 | Ebsary, Judy Grace | SA | Merit | Women's Studies | |
| 342 | Edwards, Ryan Wilson John | SA | Merit | Geography Studies | |
| 343 | Eldridge, Mark David | SA | Merit | Chemistry | |
| 344 | Eldridge, Mark David | SA | Merit | Legal Studies | |
| 345 | Eldridge, Mark David | SA | Merit | Mathematical Studies | |
| 346 | Eldridge, Mark David | SA | Merit | Physics | |
| 347 | Eldridge, Mark David | Heathfield High School | Heathfield | Australian Student Prize | |
| 348 | Eleftheriou, Naomi | SA | Merit | Small Business Enterprise | |
| 349 | Ellard, Riley | SA | Merit | English Studies | |
| 350 | Ellis, Kylie Maree | SA | Merit | Mathematical Studies | |
| 351 | Ellks, Amy | SA | Merit | Musicianship | |
| 352 | Ellks, Amy | SA | Merit | Performance Special Study | |
| 353 | Ellks, Amy | SA | Merit | Solo Performance | |
| 354 | Ellks, Amy | SA | Prize: Don Maynard Music Prize | Music | |
| 355 | Entenmann, Eva | SA | Merit | German (Continuers) | |
| 356 | Esposito, Adrian | SA | Merit | Biology | |
| 357 | Esposito, Adrian | SA | Merit | Physical Education | |
| 358 | Evans, Heath | SA | Merit | Religions in Australia | |
| 359 | Evans, Jacqueline Kate | SA | Merit | Child Studies | |
| 360 | Evans, Jacqueline Kate | SA | Merit | Nutrition | |
| 361 | Evans, Lea Simone | SA | Merit | Modern History | |
| 362 | Ey, Karen Michelle | SA | Merit | Mathematical Applications | |