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.
| 723 | Merrigan, Hamish Bradley | SA | Merit | Physical Education | |
| 724 | Merrigan, Hamish Bradley | SA | Merit | Research Project B | |
| 725 | Meseldzija, Natasha Lee | SA | Merit | Outdoor Education | |
| 726 | Messenger, Alys Mary Sila | SA | Merit | English Communications | |
| 727 | Metanomski, Nikki Maree | SA | Merit | Health | |
| 728 | Metcalfe, Georgia Elizabeth | SA | Merit | Integrated Learning | |
| 729 | Metcalfe, Georgia Elizabeth | SA | Merit | Mathematical Applications | |
| 730 | Meyers, Jai | SA | Merit | Research Project B | |
| 731 | Middleditch, Jessica | SA | Merit | Society and Culture | |
| 732 | Mikulcic, Jessica | SA | Merit | Mathematical Applications | |
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| 733 | Miller, Shenae | SA | Merit | Mathematical Applications | |
| 734 | Millikan, Kira Tamm | SA | Merit | Business and Enterprise | |
| 735 | Millikan, Kira Tamm | SA | Merit | Research Project B | |
| 736 | Milochis, Anastasios | SA | Merit | Research Project B | |
| 737 | Miltsoudis, Evangelos | SA | Merit | Modern Greek (Continuers) | |
| 738 | Miltsoudis, Evangelos | SA | Prize: Australian Hellenic Educational Progressive Association Prize | Modern Greek | |
| 739 | Minervini, Ellen Claire | SA | Merit | Research Project B | |
| 740 | Mintz, Rebecca Kate | SA | Merit | Accounting | |
| 741 | Mintz, Rebecca Kate | SA | Merit | Research Project B | |
| 742 | Mishra, Kritika | SA | Merit | Research Project B | |
| 743 | Mitchell, Jessie | SA | Merit | Creative Arts | |
| 744 | Mollas, Harula | SA | Merit | Research Project B | |
| 745 | Moloney, Georgia Kate | SA | Merit | Biology | |
| 746 | Molony, Megan Alice | SA | Merit | Psychology | |
| 747 | Montgomery, Paris | SA | Merit | Research Project B | |
| 748 | Moody, Nicholas James | SA | Merit | Workplace Practices | |
| 749 | Moore, Abby Marie | SA | Merit | Chemistry | |
| 750 | Moore, Abby Marie | SA | Merit | Mathematical Studies | |
| 751 | Moore, Abby Marie | SA | Merit | Research Project B | |
| 752 | Moore, Abby Marie | Faith Lutheran College | Tanunda | Gov of SA SACE Award | |
| 753 | Morgan, Rhys | SA | Merit | Economics | |
| 754 | Morgan, Rhys | SA | Merit | Geography | |
| 755 | Morgan, Rhys | SA | Prize: Economics Teachers Society of SA Prize | Economics | |
| 756 | Morley, Alec Campbell | SA | Merit | Physics | |
| 757 | Morphett, Claire | SA | Merit | Research Project B | |
| 758 | Morris, Dylan John | SA | Merit | Specialist Mathematics | |
| 759 | Morrison, Jessica | SA | Merit | Psychology | |
| 760 | Morton, Isobel Mary | SA | Merit | Mathematical Applications | |
| 761 | Moss, Rosemary Lyn | SA | Merit | Biology | |
| 762 | Mount, Lucy | SA | Merit | Solo Performance | |
| 763 | Munn, Patrick Martyn | SA | Merit | Physical Education | |
| 764 | Munn, Patrick Martyn | SA | Merit | Research Project B | |
| 765 | Munro, Kayla | SA | Merit | Business and Enterprise | |
| 766 | Munro, Kayla | SA | Merit | English Communications | |
| 767 | Murdoch, Madeline | SA | Merit | English Communications | |
| 768 | Murdoch, Madeline | SA | Merit | Solo Performance | |
| 769 | Murphy-O'Neil, Ella Veronica | SA | Merit | Mathematical Applications | |
| 770 | Murray, James Liam | SA | Merit | Mathematical Applications | |
| 771 | Murray, James Liam | SA | Merit | Physical Education | |
| 772 | Muscat, Nicole Paige | SA | Merit | Mathematical Applications | |