This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2023, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 277 | Davis, Nathan | SA | Merit | Material Solutions | |
| 278 | Davison, Ash | SA | Merit | Activating Identities and Futures | |
| 279 | Dawson, Lara | SA | Merit | Outdoor Education | |
| 280 | Dawson, Lara | SA | Merit | Research Project B | |
| 281 | Day, Arabella Louise | SA | Merit | Activating Identities and Futures | |
| 282 | Day, William Thomas | SA | Merit | Practical Connections | |
| 283 | de Conno, James | SA | Merit | General Mathematics | |
| 284 | de Heus, Amber | SA | Merit | General Mathematics | |
| 285 | de Pasquale, Layla Michelle | SA | Merit | Research Project B | |
| 286 | de Sousa, Aidan | SA | Merit | Digital Communication Solutions | |
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| 287 | Deco, Lenka | SA | Merit | Industry Connections B | |
| 288 | Deering, Emma | Westminster School | Marion | Gov of SA SACE Award | |
| 289 | Demosthenous, Zoe Marie | SA | Merit | Essential English | |
| 290 | Densley, Ella | SA | Merit | Physical Education | |
| 291 | Deutrom, Jordan | SA | Merit | Health and Wellbeing | |
| 292 | Devenish, Jack | SA | Merit | English | |
| 293 | Dhanji, Sufiya Al-Falah | SA | Merit | Biology | |
| 294 | Dichiera, Luca | SA | Merit | Essential Mathematics | |
| 295 | Dickeson, Caitlyn | SA | Merit | Food and Hospitality | |
| 296 | Dixon, Jet | SA | Merit | Digital Communication Solutions | |
| 297 | Dixon, Jet | SA | Merit | Geography | |
| 298 | Dixon, Jet | SA | Merit | Research Project B | |
| 299 | Do, An | SA | Merit | Activating Identities and Futures | |
| 300 | Dolling, Edward | SA | Merit | Economics | |
| 301 | Dolling, Edward | SA | Merit | General Mathematics | |
| 302 | Donaghey, Thomas | SA | Merit | Research Project B | |
| 303 | Donato, Alexandra | SA | Merit | Research Project B | |
| 304 | Dong, Wendy (Wenshuo) | Seymour College | Glen Osmond | Gov of SA SACE Award | |
| 305 | Donnellan, Caitlin | SA | Merit | Child Studies | |
| 306 | Dosky, Shireen | SA | Merit | English | |
| 307 | Downing, Chelsea Louise | SA | Merit | Mathematical Methods | |
| 308 | Doyle, Lucia Grace Paton | SA | Merit | Activating Identities and Futures | |
| 309 | Doyle, Lucia Grace Paton | SA | Merit | Psychology | |
| 310 | Dracopoulos, Lily | SA | Merit | Biology | |
| 311 | Dracopoulos, Lily | SA | Merit | English Literary Studies | |
| 312 | Drury, Jenna | SA | Merit | English | |
| 313 | Drury, Jenna | SA | Merit | Psychology | |
| 314 | Dryden, Madeline | SA | Merit | Activating Identities and Futures | |
| 315 | Dubsky-Smith, Mikayla Maddison | SA | Merit | Biology | |
| 316 | Dubsky-Smith, Mikayla Maddison | SA | Merit | General Mathematics | |
| 317 | Duncan, Annabel Sophie | SA | Merit | Industry and Entrepreneurial Solutions | |
| 318 | Duncan, Charlotte | SA | Merit | Nutrition | |
| 319 | Duncan, Charlotte | SA | Merit | Research Project B | |
| 320 | Dundon, Jack | SA | Merit | Accounting | |
| 321 | Dundon, Jack | SA | Merit | English | |
| 322 | Dundon, Jack | SA | Merit | General Mathematics | |
| 323 | Dunstone, Georgia Molly | SA | Merit | Psychology | |
| 324 | Durand, Hannah Rosemary | SA | Merit | Research Project B | |
| 325 | Dwyer, John Patrick | SA | Merit | Spanish (Continuers) | |
| 326 | Dyson, Lily | SA | Merit | Spiritualities, Religion and Meaning | |