This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2012, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 201 | Cocchiarella, Frederick | SA | Merit | Research Project B | |
| 202 | Coleman, Mikaela | SA | Merit | English Studies | |
| 203 | Coleman, Mikaela | SA | Merit | Legal Studies | |
| 204 | Colley, Eliza | SA | Merit | Chemistry | |
| 205 | Collins, Larissa | SA | Merit | Music Individual Study | |
| 206 | Collopy, Tahlia | SA | Merit | Visual Arts - Design | |
| 207 | Comerford, Annabel | SA | Merit | English Studies | |
| 208 | Comerford, Annabel | SA | Merit | Research Project B | |
| 209 | Common, Lauren | SA | Merit | Research Project B | |
| 210 | Conway, Julia | SA | Merit | Chemistry | |
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| 211 | Conway, Julia | SA | Merit | Mathematical Studies | |
| 212 | Conway, Julia | SA | Merit | Visual Arts - Design | |
| 213 | Cook, Ashleigh | SA | Merit | Research Project B | |
| 214 | Cooling, Maddison | SA | Merit | Chemistry | |
| 215 | Copland, Lauren | SA | Merit | Geography | |
| 216 | Cornolo, Zoee | SA | Merit | Mathematical Applications | |
| 217 | Coutts, Madeleine | SA | Merit | Drama | |
| 218 | Coutts, Madeleine | SA | Merit | English Communications | |
| 219 | Covill, Harry | SA | Merit | Drama | |
| 220 | Crawford, Angus | SA | Merit | Physics | |
| 221 | Crawford, Angus | SA | Merit | Visual Arts - Design | |
| 222 | Crebbin, Liana | SA | Merit | Research Project B | |
| 223 | Creswell, Caoimhe | SA | Merit | Mathematical Applications | |
| 224 | Crisp, Jasmine | SA | Merit | Communication Products I | |
| 225 | Crisp, Jasmine | SA | Merit | Visual Arts - Arts | |
| 226 | Crook, Sarah | SA | Merit | Child Studies | |
| 227 | Crossman, Jacob | SA | Merit | Research Project B | |
| 228 | Cullity, Eugene | SA | Merit | Chemistry | |
| 229 | Cullity, Eugene | SA | Merit | Physics | |
| 230 | Cullity, Eugene | SA | Merit | Specialist Mathematics | |
| 231 | Cullity, Eugene | Marryatville High School | Marryatville | Australian Student Prize | |
| 232 | Curtis, Emily | SA | Merit | Physical Education | |
| 233 | d'Agostini, Melina | SA | Merit | Biology | |
| 234 | D'Alessandro, James | SA | Merit | Mathematical Applications | |
| 235 | D'Alessandro, James | SA | Merit | Research Project B | |
| 236 | Dahlitz, Olivia | SA | Merit | Ensemble Performance | |
| 237 | Dang, Van Thanh | SA | Merit | Biology | |
| 238 | Dang, Van Thanh | SA | Merit | Research Project B | |
| 239 | Daniel, Isabelle Paige | SA | Merit | Vocational Studies B | |
| 240 | Daniele, Adrian | SA | Merit | Chemistry | |
| 241 | Daniele, Adrian | SA | Merit | Physics | |
| 242 | Darcy, Fraser | SA | Merit | Outdoor Education | |
| 243 | Davies, Madison | SA | Merit | Research Project B | |
| 244 | Davies-Ardill, Freya | SA | Merit | Music in Context | |
| 245 | Davy, Keely | SA | Merit | Integrated Learning | |
| 246 | Dawson, Kate | SA | Merit | Workplace Practices | |
| 247 | de Angelis, Carla | SA | Merit | English Communications | |
| 248 | de Angelis, Carla | SA | Merit | Mathematical Methods | |
| 249 | de Leon, Maverick | SA | Merit | Research Project B | |
| 250 | Dear, Jonty | SA | Merit | Mathematical Studies | |