This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2023, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 751 | Mathews, Amelia Kate | SA | Merit | Psychology | |
| 752 | Matthews, Joseph Wiremu Hughes | SA | Merit | English | |
| 753 | Mattner, Sienna May | SA | Merit | Activating Identities and Futures | |
| 754 | Matulin, Melani | SA | Merit | English | |
| 755 | Mavi, Jasreet Kaur | SA | Merit | Biology | |
| 756 | Mavi, Jasreet Kaur | SA | Merit | Modern History | |
| 757 | Mavi, Jasreet Kaur | SA | Merit | Research Project B | |
| 758 | Maxwell, Daniel Noah | SA | Merit | Creative Arts | |
| 759 | Mazzone, Antonia Juliet | SA | Merit | Music Explorations | |
| 760 | McArdle, Hannah | SA | Merit | Research Project B | |
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| 761 | McAuliffe, Anna Maria | SA | Merit | Activating Identities and Futures | |
| 762 | McBain, Hannah Paige | SA | Merit | Health and Wellbeing | |
| 763 | McCallum, Toby Jack | SA | Merit | Economics | |
| 764 | McCleave, Supakorn | SA | Merit | Digital Communication Solutions | |
| 765 | McClurg, Emerson Joan | SA | Merit | Dance | |
| 766 | McCole, Bridget | SA | Merit | Activating Identities and Futures | |
| 767 | McCulloch, William Andrew Peter | SA | Merit | Research Project B | |
| 768 | McDermott, Harper | SA | Merit | Psychology | |
| 769 | McDonald, Angus | SA | Merit | Physics | |
| 770 | McDonald, Kye | Mount Barker High School | Mount Barker | Gov of SA SACE Award | |
| 771 | McDonald, Meg Poppy | SA | Merit | Information Processing and Publishing | |
| 772 | McDonald, Noah Benjamin | SA | Merit | Activating Identities and Futures | |
| 773 | McDonald, Noah Benjamin | SA | Merit | Physics | |
| 774 | McDonald, Thomas James | SA | Merit | Chemistry | |
| 775 | McDonald, Thomas James | SA | Merit | English | |
| 776 | McEwen, Archibald | SA | Merit | Modern History | |
| 777 | McEwen, Archibald | SA | Merit | Music Explorations | |
| 778 | McGorman, Isabella | SA | Merit | English | |
| 779 | McGorman, Isabella | SA | Merit | Research Project B | |
| 780 | McGowan, Grace | SA | Merit | Creative Arts | |
| 781 | McGrath, Sorcha Victoria | SA | Merit | English | |
| 782 | McKenzie-Hill, Isobel Lily | SA | Merit | General Mathematics | |
| 783 | McLeod, Matilda | SA | Merit | General Mathematics | |
| 784 | McLoughlin, Charlotte Grace | SA | Merit | Activating Identities and Futures | |
| 785 | McNeil, Cooper Jack | SA | Merit | Research Project B | |
| 786 | Megalli, Joy Refaat | SA | Merit | Research Project B | |
| 787 | Mellors, Elissa | SA | Merit | Activating Identities and Futures | |
| 788 | Mendrin, Jonathan Mehial | SA | Merit | Material Solutions | |
| 789 | Menezes, Samara | SA | Merit | Research Project B | |
| 790 | Merchant, Asghar Ali | SA | Merit | English | |
| 791 | Mewett, Evan | SA | Merit | Music Explorations | |
| 792 | Mezzini, Luisa | SA | Merit | Activating Identities and Futures | |
| 793 | Mezzini, Luisa | SA | Merit | Physical Education | |
| 794 | Michael, Sophia Annabelle | SA | Merit | General Mathematics | |
| 795 | Michalantos, Yianna | SA | Merit | Physical Education | |
| 796 | Michalantos, Yianna | SA | Merit | Spiritualities, Religion and Meaning | |
| 797 | Mickan, Edward | SA | Merit | Biology | |
| 798 | Mickan, Edward | SA | Merit | German (Continuers) | |
| 799 | Miegel, Lachlan | SA | Merit | Research Project B | |
| 800 | Mikhailova, Iuliia | SA | Merit | English Literary Studies | |