This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2018, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 125 | BRUNO, Luke Iacocca | SA | Merit | Italian (Continuers) | |
| 126 | BUGEJA, Caitlyn | SA | Merit | English | |
| 127 | BUGEJA, Caitlyn | SA | Merit | General Mathematics | |
| 128 | BULLOCK, Abbey Charlotte | SA | Merit | Health | |
| 129 | BULLOCK, Abbey Charlotte | SA | Merit | Research Project B | |
| 130 | BUNNIK, Amie Josephine | SA | Merit | Tourism | |
| 131 | BURGES, Liliana | SA | Merit | Research Project B | |
| 132 | BURNETT, Isaac | SA | Merit | English | |
| 133 | BURNETT, Isaac | SA | Merit | Geography | |
| 134 | BURNS, Alicia Eileen | SA | Merit | Communication and the Community | |
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| 135 | BURNS, Darcy Thomas | SA | Merit | Research Project B | |
| 136 | BUSSETTI, Aarushi Srinath | SA | Merit | General Mathematics | |
| 137 | BUTTON, Samuel Keith Goold | SA | Merit | Research Project B | |
| 138 | BYRNE, Gabriella Marie Charlotte | SA | Merit | Workplace Practices | |
| 139 | CAMERON, Olivia Georgia | SA | Merit | Biology | |
| 140 | Camilleri, Tristan | Sacred Heart College | Somerton Park | Gov of SA SACE Award | |
| 141 | CAMILLERI, Tristan Anthony | SA | Merit | Chemistry | |
| 142 | CAMILLERI, Tristan Anthony | SA | Merit | Mathematical Methods | |
| 143 | CAMILLERI, Tristan Anthony | SA | Merit | Research Project B | |
| 144 | CANDELORO, Isabella | SA | Merit | Research Project B | |
| 145 | CANDELORO, Isabella | SA | Merit | Society and Culture | |
| 146 | CANNELL, Teisha | SA | Merit | Essential English | |
| 147 | CAPOCCIA, Sophie | SA | Merit | General Mathematics | |
| 148 | CARTER, Hannah Ruby | SA | Merit | Research Project B | |
| 149 | CARUSO, Nathan | SA | Merit | Material Products I | |
| 150 | CASANOVA CLARKE, Sophia Reine | SA | Merit | Biology | |
| 151 | CASAZZA, Nicole | SA | Merit | Research Project B | |
| 152 | CASTINE-PRICE, Jack Ethan | SA | Merit | General Mathematics | |
| 153 | CASTLE, Claudia | SA | Merit | Child Studies | |
| 154 | CATTO, Georgia Rose | SA | Merit | Business and Enterprise | |
| 155 | CAVILL, Hugo Michael | SA | Merit | Research Project B | |
| 156 | CEHIC, Francesca Silvia | SA | Merit | Mathematical Methods | |
| 157 | CENTOFANTI, Nicholas | SA | Merit | Visual Arts - Design | |
| 158 | CESARIO, Laura Louise | SA | Merit | English | |
| 159 | CHAMLAGAI, Mon Maya | SA | Merit | Language and Culture | |
| 160 | CHAN, Jocelyn | SA | Merit | Japanese (Continuers) | |
| 161 | CHAN, Wen Shin | SA | Merit | General Mathematics | |
| 162 | CHANANA, Saujas | SA | Merit | English | |
| 163 | CHANANA, Saujas | SA | Merit | Legal Studies | |
| 164 | CHARSLEY, Rhiannan Rose | SA | Merit | General Mathematics | |
| 165 | CHEA, Vincent | SA | Merit | Society and Culture | |
| 166 | CHEN, Sonia Luxiao | SA | Merit | Mathematical Methods | |
| 167 | CHEN, Yongyu | SA | Merit | Essential English | |
| 168 | CHENG, Jien Lynn | SA | Merit | Chemistry | |
| 169 | CHENG, Yimeng | SA | Merit | Mathematical Methods | |
| 170 | CHHOUR, Catherine | SA | Merit | English | |
| 171 | CHIA, Jereyllsze Shaun | SA | Merit | Solo Performance | |
| 172 | CHIABRERA, Joseph | SA | Merit | Scientific Studies | |
| 173 | CHIGNOLA, Ardo Rigo Elmo Lio | SA | Merit | Performance Special Study | |
| 174 | CHIU, Karen Kai-Yuet | SA | Merit | English | |