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.
| 1125 | Young, Louise Anna | SA | Merit | Mathematical Studies | |
| 1126 | Young, Louise Anna | SA | Merit | Specialist Mathematics | |
| 1127 | Young, Prue Felicity Heather | SA | Merit | Tourism | |
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| 1128 | Zander, Shaun | SA | Merit | Musicianship | |
| 1129 | Zanker, Lauren Marie | SA | Merit | Biology | |
| 1130 | Zanker, Lauren Marie | SA | Merit | Chemistry | |
| 1131 | Zerner, Joel Cameron | SA | Merit | Media Production and Analysis | |
| 1132 | Zhan, Aaron (Zirong) | SA | Merit | Specialist Mathematics | |
| 1133 | Zhan, Wen Jun | SA | Merit | Chinese (Background Speakers) | |
| 1134 | Zilm, Tara Jade | SA | Merit | English Communications | |
| 1135 | Zizzo, Jessica | SA | Merit | Business Studies | |
| 1136 | Zulfic, Zlatan | SA | Merit | Chemistry | |
| 1137 | Zulfic, Zlatan | SA | Merit | Mathematical Studies | |
| 1138 | Zulfic, Zlatan | SA | Merit | Musicianship | |
| 1139 | Zulfic, Zlatan | SA | Merit | Physics | |
| 1140 | Zulfic, Zlatan | SA | Prize: Way College Prize and Medal | Chemistry | |
| 1141 | Zulfic, Zlatan | Marryatville High School | Marryatville | Australian Student Prize | |