This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2012, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 937 | Siddiquee, Shihab | SA | Merit | Chemistry | |
| 938 | Siderius, Lachlan | SA | Merit | Mathematical Studies | |
| 939 | Silaeva, Anastassia | SA | Merit | Biology | |
| 940 | Silaeva, Anastassia | SA | Merit | Chemistry | |
| 941 | Simeon, Arvi | SA | Merit | Physics | |
| 942 | Simionato, Gabrielle | SA | Merit | Research Project B | |
| 943 | Sivakumaran, Suphaneela | SA | Merit | Tamil (Continuers) | |
| 944 | Sklifoff, Tahlia | SA | Merit | Research Project B | |
| 945 | Slimming, Rebecca | SA | Merit | Research Project B | |
| 946 | Smith, Andrew | SA | Merit | Physics | |
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| 947 | Smith, Andrew | Pembroke School | Kensington Park | Australian Student Prize | |
| 948 | Smith, Kirra | SA | Merit | Food and Hospitality | |
| 949 | Smith, Michael | SA | Merit | Mathematical Methods | |
| 950 | Smith, Samantha | SA | Merit | Chemistry | |
| 951 | Smith, Samantha | SA | Merit | English Studies | |
| 952 | Smith, Samantha | SA | Merit | Physics | |
| 953 | Snyder, Joseph | SA | Merit | Biology | |
| 954 | Snyder, Joseph | SA | Merit | Chemistry | |
| 955 | Snyder, Joseph | SA | Merit | Mathematical Studies | |
| 956 | Spajic, Marina | SA | Merit | English Studies | |
| 957 | Spajic, Marina | SA | Merit | Nutrition | |
| 958 | Spajic, Marina | St Peters Girls School | Stonyfell | Australian Student Prize | |
| 959 | Stachurski, Sebastian | SA | Merit | Biology | |
| 960 | Starr, Tegan | SA | Merit | Research Project B | |
| 961 | Stegani, Alessia | SA | Merit | Research Project B | |
| 962 | Stephens, Kartia | SA | Merit | Child Studies | |
| 963 | Stephens, Melanie | SA | Merit | Business and Enterprise | |
| 964 | Stephens, Melanie | SA | Merit | Research Project B | |
| 965 | Stiller, Sophie | SA | Merit | Food and Hospitality | |
| 966 | Stolz, Eleanor | SA | Merit | Modern History | |
| 967 | Stone, Emily | SA | Merit | Child Studies | |
| 968 | Strahle, Claudia | SA | Merit | Mathematical Studies | |
| 969 | Strong, Callum | SA | Merit | English Communications | |
| 970 | Subramaniam, Courtney | SA | Merit | Biology | |
| 971 | Sumsion, Katelyn | SA | Merit | Information Processing and Publishing | |
| 972 | Surman, Madeleine | SA | Merit | English Studies | |
| 973 | Surman, Madeleine | SA | Merit | Society and Culture | |
| 974 | Sutton, Saskia | SA | Merit | Drama | |
| 975 | Sveinsson, Lara | SA | Merit | English Studies | |
| 976 | Sveinsson, Lara | SA | Merit | Legal Studies | |
| 977 | Swan, Ellen | SA | Merit | Research Project B | |
| 978 | Sweet, Caitlin | SA | Merit | Research Project B | |
| 979 | Symons, Christopher | SA | Merit | Research Project B | |
| 980 | Tait, Elizabeth | SA | Merit | English Communications | |
| 981 | Tamlin, Lachlan | Pembroke School | Kensington Park | Australian Student Prize | |
| 982 | Tasker, Victoria | SA | Merit | Ensemble Performance | |
| 983 | Tasker, Victoria | SA | Merit | Research Project B | |
| 984 | Taylor, Elise | SA | Merit | Society and Culture | |
| 985 | Tearle, Marshall | SA | Merit | Systems and Control Products I | |
| 986 | Thai, Melissa | SA | Merit | Scientific Studies | |