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.
| 588 | Lewis, Elliott | SA | Merit | Specialist Mathematics | |
| 589 | Lewis, Natalie | SA | Merit | Women's Studies | |
| 590 | Li, Christine | Walford Anglican School for Girls | Hyde Park | Australian Student Prize | |
| 591 | Li, Christine | Walford Anglican School for Girls | Hyde Park | Gov of SA SACE Award | |
| 592 | Li, Christine | Walford Anglican School for Girls | Hyde Park | Merit | Chemistry |
| 593 | Li, Christine | Walford Anglican School for Girls | Hyde Park | Merit | English Studies |
| 594 | Li, Christine | Walford Anglican School for Girls | Hyde Park | Merit | Mathematical Methods |
| 595 | Li, Christine | Walford Anglican School for Girls | Hyde Park | Merit | Physics |
| 596 | Li, Lusa | SA | Merit | Ensemble Performance | |
| 597 | Li, Lusa | SA | Merit | Solo Performance | |
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| 598 | Li, Meredith Shuang-Cheng | SA | Merit | English as Second Language Studies | |
| 599 | Li, Meredith Shuang-Cheng | SA | Merit | Mathematical Methods | |
| 600 | Li, Wing Yee | SA | Merit | Accounting | |
| 601 | Li, Wing Yee | SA | Merit | Mathematical Applications | |
| 602 | Liew, Sean | SA | Merit | Mathematical Studies | |
| 603 | Liminton, Isabella | SA | Merit | Tourism | |
| 604 | Ling, Tayla | SA | Merit | English Communications | |
| 605 | Linn, Sophie Alexandra | SA | Merit | Vocational Studies B | |
| 606 | Livesey, Patrick | SA | Merit | Drama | |
| 607 | Lloyd, Alexander | SA | Merit | Drama | |
| 608 | Lo, Alex Pak Fung | SA | Merit | Accounting | |
| 609 | Lokan, Lucinda | SA | Merit | English Communications | |
| 610 | Lowe, Emma | SA | Merit | Biology | |
| 611 | Ludbrook, Hamish | SA | Merit | Mathematical Applications | |
| 612 | Ludbrook, Isabella | SA | Merit | Research Project B | |
| 613 | Lugg, Jessica | SA | Merit | Business and Enterprise | |
| 614 | Lugg, Jessica | SA | Merit | Psychology | |
| 615 | Lundborg, Emily | SA | Merit | Research Project B | |
| 616 | Ma, Mandy | SA | Merit | Research Project B | |
| 617 | Macallister, Candice | SA | Merit | Drama | |
| 618 | Macallister, Candice | SA | Merit | Psychology | |
| 619 | Mack, Joanna | SA | Merit | Psychology | |
| 620 | Mackinnon, Ruth | SA | Merit | Outdoor Education | |
| 621 | Macklin, Patrick | SA | Merit | Research Project B | |
| 622 | Mahadeva, Loganathan | SA | Merit | Research Project B | |
| 623 | Maher, Dorsa | SA | Merit | Physics | |
| 624 | Main, Jamila Elizabeth | Mitcham Girls High School | Kingswood | Gov of SA SACE Award | |
| 625 | Majoros, Denny | SA | Merit | Research Project B | |
| 626 | Maltby, Benjamin | SA | Merit | Musicianship | |
| 627 | Manka, Anna | SA | Merit | English Communications | |
| 628 | Manolas, Haroula | SA | Merit | Scientific Studies | |
| 629 | Maple, Eloise | SA | Merit | Child Studies | |
| 630 | Maple, Eloise | SA | Merit | Food and Hospitality | |
| 631 | Maple, Eloise | SA | Merit | Research Project B | |
| 632 | Marateo, Alexander | SA | Merit | Accounting | |
| 633 | Marateo, Alexander | SA | Merit | Legal Studies | |
| 634 | March, Isobel | SA | Merit | English Communications | |
| 635 | Marchand, Kirstin | SA | Merit | Biology | |
| 636 | Marchand, Kirstin | SA | Merit | Psychology | |
| 637 | Marchegiano, Emily | SA | Merit | Mathematical Applications | |