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.
| 319 | Galanis, Theodora | SA | Merit | Drama | |
| 320 | Galanis, Theodora | SA | Merit | English Studies | |
| 321 | Galanis, Theodora | SA | Merit | Modern History | |
| 322 | Galanis, Theodora | SA | Merit | Psychology | |
| 323 | Galanis, Theodora | SA | Prize: Tennyson Medal | English Studies | |
| 324 | Galanis, Theodora | St Peters Girls School | Stonyfell | Gov of SA SACE Award | |
| 325 | Galimitakis, Christopher | SA | Merit | Psychology | |
| 326 | Galimitakis, Christopher | SA | Merit | Research Project B | |
| 327 | Gallasch, Carla Ruth | SA | Merit | Chemistry | |
| 328 | Gallasch, Carla Ruth | SA | Merit | Visual Arts - Art | |
| 329 | Gambell, Elyse Stephanie | SA | Merit | Research Project B | |
| 330 | Gambell, Elyse Stephanie | Mary MacKillop College | Kensington | Gov of SA SACE Award | |
| 331 | Gan, Timothy Yan Mao'En | SA | Merit | Biology | |
| 332 | Ganley, Kaitlin | SA | Merit | Research Project B | |
| 333 | Gardiakos, Melissa | SA | Merit | Biology | |
| 334 | Gardiakos, Melissa | SA | Merit | Psychology | |
| 335 | Garnaut-Jager, Angela Rochelle | SA | Merit | Research Project B | |
| 336 | Garnaut-Jager, Angela Rochelle | SA | Merit | Visual Arts - Art | |
| 337 | Garnaut-Jager, Christina Juliette | SA | Merit | Psychology | |
| 338 | Gates, Chloe Jayne | SA | Merit | Research Project B | |
| 339 | Gathard, Nicole Elise | SA | Merit | Biology | |
| 340 | Gathard, Nicole Elise | SA | Merit | English Communications | |
| 341 | Gazzard, Emily Lorraine | SA | Merit | Research Project B | |
| 342 | George, Anjali Ann | SA | Merit | Religion Studies | |
| 343 | Georgiev, Patrik Zhivkov | SA | Merit | Italian (Beginners) | |
| 344 | Gerschwitz, Luke Dylan | SA | Merit | Mathematical Applications | |
| 345 | Ghorpade, Supriya | SA | Merit | Research Project B | |
| 346 | Gibson, Christina | SA | Merit | Research Project B | |
| 347 | Giles, Ashley John | SA | Merit | English Communications | |
| 348 | Giles, Hannah Louise | SA | Merit | Outdoor Education | |
| 349 | Gilkes, Isobel | SA | Merit | Mathematical Applications | |
| 350 | Gilkes, Isobel | SA | Merit | Physical Education | |
| 351 | Gill, Michael Harvey | SA | Merit | Biology | |
| 352 | Gindina, Daria | SA | Merit | Russian (Continuers) | |
| 353 | Gluyas, Matthew | SA | Merit | Biology | |
| 354 | Goddard, Joshua | SA | Merit | Biology | |
| 355 | Goel, Vibhu | SA | Merit | Chemistry | |
| 356 | Goetze, Ben | SA | Merit | Biology | |
| 357 | Goetze, Ben | SA | Merit | German (Continuers) | |
| 358 | Goetze, Ben | SA | Prize: Schiller Prize | German | |
| 359 | Gomez, Zoe | SA | Merit | Information Processing and Publishing | |
| 360 | Goodes, Haris James | SA | Merit | Chemistry | |
| 361 | Goodes, Haris James | SA | Merit | English as Second Language Studies | |
| 362 | Goodes, Haris James | SA | Merit | Physics | |
| 363 | Goosay, Stella | SA | Merit | Psychology | |
| 364 | Gorcilov, Alessandra Marie | SA | Merit | Health | |
| 365 | Gordon, Cara | SA | Merit | Research Project B | |
| 366 | Gordon, Jessie Evelyn | SA | Merit | Research Project B | |
| 367 | Gordon, Jessie Evelyn | SA | Merit | Tourism | |
| 368 | Gowda, Akash | SA | Merit | Biology | |