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.
| 850 | Nair, Drishti | SA | Merit | English | |
| 851 | Nalluri, Tejaswini | SA | Merit | Health and Wellbeing | |
| 852 | Nalluri, Tejaswini | SA | Merit | Workplace Practices | |
| 853 | Napier, Lilli | SA | Merit | Activating Identities and Futures | |
| 854 | Nattrass, Leyla Jean | SA | Merit | Economics | |
| 855 | Navaratne, Seniru | SA | Merit | English | |
| 856 | Nayyar, Gaurika | SA | Merit | Mathematical Methods | |
| 857 | Neck, Phoebe | SA | Merit | Research Project B | |
| 858 | Needle, Matilda | SA | Merit | Research Project B | |
| 859 | Newell, Lachlan | SA | Merit | Digital Communication Solutions | |
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| 860 | Newell, Lilly | SA | Merit | Child Studies | |
| 861 | Newman, Rose Rani | SA | Merit | Physical Education | |
| 862 | Ngo, Mia Ohara | SA | Merit | Research Project B | |
| 863 | Nguyen, Chau Uc Cao | SA | Merit | Activating Identities and Futures | |
| 864 | Nguyen, Chau Uc Cao | SA | Merit | Psychology | |
| 865 | Nguyen, Darren | SA | Merit | Chemistry | |
| 866 | Nguyen, Darren | SA | Merit | English | |
| 867 | Nguyen, Darren | St Peters College | St Peters | Gov of SA SACE Award | |
| 868 | Nguyen, Dinh Khoi | SA | Merit | English as an Additional Language | |
| 869 | Nguyen, Halena Nhu-Han | SA | Merit | Modern History | |
| 870 | Nguyen, Le Minh | SA | Merit | Activating Identities and Futures | |
| 871 | Nguyen, Thi Thanh (Tracy) | SA | Merit | Vietnamese (Background Speakers) | |
| 872 | Nguyen, Vo Trung Nguyen | SA | Merit | Digital Technologies | |
| 873 | Nichol, Holly May | SA | Merit | Psychology | |
| 874 | Nicholas, Haylee Emeli | SA | Merit | Visual Arts - Art | |
| 875 | Nicholas, Kalliopi Paraskevi | SA | Merit | Drama | |
| 876 | Nicholl, Chelsea Jia-Wen | SA | Merit | English | |
| 877 | Niculescu, Adrian | SA | Merit | Activating Identities and Futures | |
| 878 | Niculescu, Adrian | Sacred Heart College | Somerton Park | Gov of SA SACE Award | |
| 879 | Ninio, Sarah Elizabeth | SA | Merit | Research Project B | |
| 880 | Ninnes, Eleftherios Arthur Dedes | SA | Merit | Specialist Mathematics | |
| 881 | Nitschke, Anja | SA | Merit | Research Project B | |
| 882 | Nitschke, Edward | SA | Merit | Essential Mathematics | |
| 883 | Nitschke, Edward | SA | Merit | Health and Wellbeing | |
| 884 | Nitschke, Henry | Northern Adelaide Senior College | Elizabeth | Gov of SA SACE Award | |
| 885 | Nitschke, Henry George | SA | Merit | Essential Mathematics | |
| 886 | Nitschke, Henry George | SA | Merit | Health and Wellbeing | |
| 887 | Noack, Livinia Grace | SA | Merit | Integrated Learning A | |
| 888 | Noronha, Alexis | SA | Merit | Activating Identities and Futures | |
| 889 | Noronha, Alexis | SA | Merit | Spiritualities, Religion and Meaning | |
| 890 | Norris, Tommy Ronald Trevor | SA | Merit | General Mathematics | |
| 891 | O'Callaghan, Will Joseph | SA | Merit | Activating Identities and Futures | |
| 892 | O'Dea, Adele | SA | Merit | English | |
| 893 | O'Dea, Adele | SA | Merit | General Mathematics | |
| 894 | O'Grady, Jessica Jade | SA | Merit | Activating Identities and Futures | |
| 895 | O'Grady, Jessica Jade | SA | Merit | English | |
| 896 | O'Grady, Jessica Jade | SA | Merit | Psychology | |
| 897 | O'Leary, Kelly | SA | Merit | Biology | |
| 898 | O'Leary, Kelly | SA | Merit | Chemistry | |
| 899 | O'Loughlin, Maddison Georgia | SA | Merit | Psychology | |