This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2015, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 1185 | Wagaarachchi, Senuri | SA | Merit | Research Project B | |
| 1186 | Wagner, Jordan Rex | SA | Merit | Biology | |
| 1187 | Wagner, Jordan Rex | SA | Merit | Chemistry | |
| 1188 | Waldie, Caitlin | SA | Merit | Psychology | |
| 1189 | Walker, Nicole Marie | SA | Merit | Integrated Learning | |
| 1190 | Walker, Thomas Martin William | SA | Merit | Physics | |
| 1191 | Walsh, Liam Antony | SA | Merit | Japanese (Continuers) | |
| 1192 | Walter, Joshua Edward Grant | SA | Merit | Systems and Control Products I | |
| 1193 | Wang, Jingyi | SA | Merit | Japanese (Beginners) | |
| 1194 | Ward, Alexandra Fay | SA | Merit | English Studies | |
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| 1195 | Ward, Alexandra Fay | SA | Merit | Modern History | |
| 1196 | Wark, Shannon | SA | Merit | Research Project B | |
| 1197 | Washusen, Brooke Carolyn | SA | Merit | English Communications | |
| 1198 | Washusen, Brooke Carolyn | SA | Merit | Legal Studies | |
| 1199 | Watanabe, Momoko | SA | Merit | Ensemble Performance | |
| 1200 | Waterman, Courtney Daxine | SA | Merit | Workplace Practices | |
| 1201 | Watson, Alexander Louis | SA | Merit | Research Project B | |
| 1202 | Watson, Alice | SA | Merit | English Studies | |
| 1203 | Watson, Alice | SA | Merit | Modern History | |
| 1204 | Watson, Amy India | SA | Merit | Modern History | |
| 1205 | Watson, Amy India | SA | Merit | Research Project B | |
| 1206 | Watson, Oscar Daniel | SA | Merit | Research Project B | |
| 1207 | Watts, Eliza Jane | SA | Merit | Research Project B | |
| 1208 | Wauchope, Arabella Muriel | SA | Merit | Material Products II | |
| 1209 | Weeding, Rochelle | SA | Merit | Food and Hospitality | |
| 1210 | Wei, Michael You-Hong | SA | Merit | Research Project B | |
| 1211 | Weir, Caprice Christina | SA | Merit | Mathematical Applications | |
| 1212 | Wells, Flyn Worth | SA | Merit | English Communications | |
| 1213 | Wells, Flyn Worth | SA | Merit | Geography | |
| 1214 | Wells, Flyn Worth | SA | Merit | Legal Studies | |
| 1215 | Wells, Flyn Worth | SA | Merit | Mathematical Methods | |
| 1216 | Wells, Flyn Worth | SA | Merit | Research Project B | |
| 1217 | Wells, Flyn Worth | Pembroke School | Kensington Park | Gov of SA SACE Award | |
| 1218 | Westhead, Matilda Kate | SA | Merit | Outdoor Education | |
| 1219 | Westland, Kate | SA | Merit | Mathematical Applications | |
| 1220 | White, Sophie | SA | Merit | Mathematical Methods | |
| 1221 | Whittaker, Lane Reilly | SA | Merit | Mathematical Applications | |
| 1222 | Wiig, Rachael Anne Maria | SA | Merit | Research Project B | |
| 1223 | Wilczek, Emma | SA | Merit | Society and Culture | |
| 1224 | Wild, Cie-Ayn Belinda | SA | Merit | Biology | |
| 1225 | Wild, Cie-Ayn Belinda | SA | Merit | Visual Arts - Art | |
| 1226 | Wild, Jacinta Ellan | SA | Merit | Child Studies | |
| 1227 | Wild, Mikaela | SA | Merit | Food and Hospitality | |
| 1228 | Wilkinson, Anna Sachiko Turnbull | SA | Merit | Drama | |
| 1229 | Wilksch, Joseph | SA | Merit | Material Products I | |
| 1230 | Williams, Bethany Patricia | SA | Merit | Research Project B | |
| 1231 | Williams, Daniel Clyde | SA | Merit | Communication Products II | |
| 1232 | Williams, Emily | SA | Merit | Research Project B | |
| 1233 | Wilson-Beddoe, Nikita Therese | SA | Merit | English Communications | |
| 1234 | Wilson-Beddoe, Nikita Therese | SA | Merit | Research Project B | |