This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2005, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 1 | Fitzsimons, Kate Helen | Eynesbury Senior College | Adelaide | Australian Student Prize | |
| 2 | Langley, Melissa Kate | Eynesbury Senior College | Adelaide | Australian Student Prize | |
| |
|||||
| 3 | Makepeace, Joshua William | St Johns Grammar School | Belair | Australian Student Prize | |
| 4 | Blight, Jasmine Jade | Trinity College | Evanston South | Australian Student Prize | |
| 5 | Harvey, James Robert | Xavier College Gawler Belt Campus | Gawler Belt | Australian Student Prize | |
| 6 | Oates, Gregory Peter | Xavier College Gawler Belt Campus | Gawler Belt | Australian Student Prize | |
| 7 | Allen, Gabrielle Janet | Seymour College | Glen Osmond | Australian Student Prize | |
| 8 | McDonald, Fiona Joy | Seymour College | Glen Osmond | Australian Student Prize | |
| 9 | Harman, Emma Rachel | Concordia College | Highgate | Australian Student Prize | |
| 10 | Pietsch, Nicholas James | Concordia College | Highgate | Australian Student Prize | |