This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2020, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 1 | Abaid, Hamayel | SA | Merit | Philosophy | |
| 2 | Adrianza, Risheyla | SA | Merit | Research Project B | |
| 3 | Aftab, Syme Romail | SA | Merit | Physics | |
| 4 | Ahmed, Hareem | SA | Merit | Business Innovation | |
| 5 | Ai, Zongzheng (Tom) | SA | Merit | Specialist Mathematics | |
| 6 | Albertini, Donna Gan | SA | Merit | Business Innovation | |
| 7 | Albrecht, Tilly Kaye | SA | Merit | Essential Mathematics | |
| 8 | Aldridge, Jessie Mae | SA | Merit | Physical Education | |
| 9 | Ali, Javeria | SA | Merit | Research Project B | |
| 10 | Ali, Muhammad | SA | Merit | Essential English | |
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| 11 | Alvaro, Brigitte Lee | SA | Merit | English | |
| 12 | Alvaro, Brigitte Lee | SA | Merit | Psychology | |
| 13 | Alvaro, Brigitte Lee | SA | Merit | Research Project B | |
| 14 | Alvaro, Christina | SA | Merit | Essential Mathematics | |
| 15 | Alvaro, Christina | SA | Merit | Psychology | |
| 16 | Amiri, Sana | SA | Merit | Psychology | |
| 17 | Anand, Emily Yu-Hur | SA | Merit | Research Project B | |
| 18 | Anderson, Eleanor | SA | Merit | Biology | |
| 19 | Anderson, Eleanor | SA | Merit | Nutrition | |
| 20 | Anderson, Emily | SA | Merit | General Mathematics | |
| 21 | Anderson, Madeline Jane | SA | Merit | Psychology | |
| 22 | Andrews, Chantelle Marie | SA | Merit | Chemistry | |
| 23 | Andrews, Ella Claire | SA | Merit | Research Project B | |
| 24 | Angrish, Shradha | SA | Merit | English | |
| 25 | Angwin, Karlani May Lisa | SA | Merit | Food and Hospitality | |
| 26 | Arens, Jennifer Ann (Jenny) | SA | Merit | Ancient Studies | |
| 27 | Arens, Jennifer Ann (Jenny) | SA | Merit | Biology | |
| 28 | Arens, Jennifer Ann (Jenny) | SA | Merit | English | |
| 29 | Armstrong, Caitlin | SA | Merit | Psychology | |
| 30 | Armstrong, Chloe | SA | Merit | Food and Hospitality | |
| 31 | Atwal, Deepak Singh | SA | Merit | Agricultural Production | |
| 32 | Au, Vi | SA | Merit | English | |
| 33 | Aufderheide, Zac | SA | Merit | English | |
| 34 | Augustine, Manish | SA | Merit | Research Project B | |
| 35 | Austin, Grace | SA | Merit | Research Project B | |
| 36 | Avadhani, Kashyapchandra | SA | Merit | Research Project B | |
| 37 | Ayliffe, Brittany | SA | Merit | English | |
| 38 | Bae, Jiwon | SA | Merit | Essential English | |
| 39 | Bai, William Ling Han | SA | Merit | Specialist Mathematics | |
| 40 | Bailey, Maggie Veronica | SA | Merit | Food and Hospitality | |
| 41 | Baily, Lucinda Josephine | SA | Merit | Workplace Practices | |
| 42 | Baker, Raphael Charles Henry | SA | Merit | Mathematical Methods | |
| 43 | Bakshi, Khadija | SA | Merit | Business and Enterprise | |
| 44 | Bal, Irina | SA | Merit | Chemistry | |
| 45 | Bal, Irina | SA | Merit | Physics | |
| 46 | Bal, Irina | SA | Merit | Specialist Mathematics | |
| 47 | Balamuthukrishnan, Kanchna | SA | Merit | Biology | |
| 48 | Baldino, Giuseppe | SA | Merit | Integrated Learning A | |
| 49 | Baldwin, Kaine Thomas | SA | Merit | Outdoor Education | |
| 50 | Baldwinson, Annabel | SA | Merit | Modern History | |