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.
| 175 | Caruso, Natalie | SA | Merit | Business Studies | |
| 176 | Carvosso, Annabel Jane | SA | Merit | Studies of Societies | |
| 177 | Casiou, Constantinos | SA | Merit | Modern Greek (Continuers) | |
| 178 | Castle, James Andrew | SA | Merit | Technical Graphics | |
| 179 | Catford, Tristan Craig | SA | Merit | Furniture Construction | |
| 180 | Centenera, James | SA | Merit | Mathematical Studies | |
| 181 | Chamberlain, Jarod Paul | SA | Merit | The Arts and the Community | |
| 182 | Chambers, Allison Jane | SA | Merit | Mathematical Applications | |
| 183 | Chan, Amy Ka Lam | SA | Merit | Chinese (Continuers) | |
| 184 | Chan, Kathryn | SA | Merit | Chinese (Continuers) | |
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| 185 | Chanisheff, Daniel | SA | Merit | Biology | |
| 186 | Chanisheff, Daniel | SA | Merit | Mathematical Methods | |
| 187 | Chapman, Brittany | SA | Merit | Mathematical Applications | |
| 188 | Chapman, Skye Caitlin | SA | Merit | English Communications | |
| 189 | Chapman, Wayne Leslie | SA | Merit | Health, Recreation and the Community | |
| 190 | Chapman, Wayne Leslie | SA | Merit | The Community and the Environment | |
| 191 | Charlton, Elizabeth Hayley | SA | Merit | Music in Society | |
| 192 | Charlton, Elizabeth Hayley | SA | Merit | Musicianship | |
| 193 | Charlton, Elizabeth Hayley | SA | Merit | Physics | |
| 194 | Charlton, Elizabeth Hayley | SA | Merit | Solo Performance | |
| 195 | Chartier, Benjamin John | SA | Merit | Mathematical Studies | |
| 196 | Chartier, Benjamin John | SA | Merit | Physics | |
| 197 | Chatterton, Andrew William | SA | Merit | Analytical Studies | |
| 198 | Chatterton, Andrew William | SA | Merit | Composing and Arranging | |
| 199 | Chatterton, Andrew William | SA | Merit | Musicianship | |
| 200 | Chatterton, Andrew William | SA | Merit | Solo Performance | |
| 201 | Chau, Ricky Hern Jet | SA | Merit | English as Second Language Studies | |
| 202 | Chau, William | SA | Merit | Religions in Australia | |
| 203 | Chau, William | SA | Merit | Specialist Mathematics | |
| 204 | Chen, Chen | SA | Merit | Chinese (Background Speakers) | |
| 205 | Chessell, Lauren | SA | Merit | Tourism | |
| 206 | Cheung, Kalai | SA | Merit | Graphics | |
| 207 | Chin, Rose Marie | SA | Merit | Biology | |
| 208 | Chin, Rose Marie | SA | Merit | Chemistry | |
| 209 | Chin, Rose Marie | SA | Merit | Physics | |
| 210 | Chislett, Timothy Robert Peter | SA | Merit | Modern History | |
| 211 | Choumar, Amra | SA | Merit | Business Studies | |
| 212 | Chrisohoou, Michael Ross | SA | Merit | Design Practical | |
| 213 | Chrisohoou, Michael Ross | SA | Merit | Economics | |
| 214 | Christopher, Elizabeth Katherine | SA | Merit | Modern History | |
| 215 | Christopher, Lea Marie | SA | Merit | Chemistry | |
| 216 | Christopher, Lea Marie | SA | Merit | English Studies | |
| 217 | Christopher, Lea Marie | SA | Merit | Modern History | |
| 218 | Christopher, Lea Marie | SA | Merit | Physics | |
| 219 | Christopher, Lea Marie | Wilderness School | Medindie | Australian Student Prize | |
| 220 | Chua, Jacqueline Hui-Xian | SA | Merit | Chinese (Continuers) | |
| 221 | Cirillo, Adam | SA | Merit | Music Individual Study | |
| 222 | Cirillo, John Rocky | SA | Merit | The Arts and the Community | |
| 223 | Clarke, Brigette Marie | SA | Merit | Mathematical Studies | |
| 224 | Clayfield, Matthew James | SA | Merit | Drama Studies | |