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 | Portelli, Taylor | Eynesbury Senior College | Adelaide | Gov of SA SACE Award | |
| 2 | Penberthy, Sophie | Pulteney Grammar School | Adelaide | Prize: John Lewis Medal and Prize | Geography |
| 3 | Dalton, Catherine | St Marys College | Adelaide | Gov of SA SACE Award | |
| 4 | Hansch-Maher, Silas | Saint Ignatius College | Athelstone | Gov of SA SACE Award | |
| 5 | Kimber, Felix | Saint Ignatius College | Athelstone | Prize: Tennyson Medal | English Studies |
| 6 | Bennett, Grace | Playford International College | Elizabeth | Gov of SA SACE Award | |
| 7 | Sutton, David | Xavier College Gawler Belt Campus | Gawler Belt | Gov of SA SACE Award | |
| 8 | Kilkenny-Jones, Constance | Heathfield High School | Heathfield | Gov of SA SACE Award | |
| 9 | Stefanopoulos, Paras | St Michaels College | Henley Beach | Gov of SA SACE Award | |
| 10 | Theodorakakos, Martina | Walford Anglican School for Girls | Hyde Park | Gov of SA SACE Award | |
| 11 | Walker, Olivia | Walford Anglican School for Girls | Hyde Park | Gov of SA SACE Award | |
| 12 | Hunter, William | Kadina Memorial School | Kadina | Gov of SA SACE Award | |
| 13 | Nitschke, Samuel | Loxton High School | Loxton | Gov of SA SACE Award | |
| 14 | Liptak, Ruby | Westminster School | Marion | Gov of SA SACE Award | |
| 15 | Sellvakumaran, Sidhaarath | Westminster School | Marion | Gov of SA Excellence in Modified SACE Award | |
| 16 | McKay, Kate | Loreto College | Marryatville | Gov of SA SACE Award | |
| 17 | Baran, Emmanuella | Wilderness School | Medindie | Prize: Annie Montgomerie Martin Prize and Medal for French | French |
| 18 | Beinssen, Meg | Wilderness School | Medindie | Prize: John Lewis Medal and Prize | Geography |
| 19 | Matthias, Greta | Modbury High School | Modbury | Gov of SA SACE Award | |
| 20 | Hinze, Emily | Cornerstone College | Mount Barker | Gov of SA SACE Award | |
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| 21 | Davis, Aidyn | Naracoorte High School | Naracoorte | Gov of SA SACE Award | |
| 22 | Ho, Kylie | Unley High School | Netherby | Gov of SA SACE Award | |
| 23 | Christone, Filbert | Portside Christian College | New Port | Gov of SA SACE Award | |
| 24 | Connolly, Gabrielle | Cardijn College Marian Campus | Noarlunga Downs | Gov of SA SACE Award | |
| 25 | Weetra, Wesley | Cardijn College Marian Campus | Noarlunga Downs | Gov of SA SACE Award | |
| 26 | Abaid, Hamayel | SA | Merit | Philosophy | |
| 27 | Adrianza, Risheyla | SA | Merit | Research Project B | |
| 28 | Aftab, Syme Romail | SA | Merit | Physics | |
| 29 | Ahmed, Hareem | SA | Merit | Business Innovation | |
| 30 | Ai, Zongzheng (Tom) | SA | Merit | Specialist Mathematics | |
| 31 | Albertini, Donna Gan | SA | Merit | Business Innovation | |
| 32 | Albrecht, Tilly Kaye | SA | Merit | Essential Mathematics | |
| 33 | Aldridge, Jessie Mae | SA | Merit | Physical Education | |
| 34 | Ali, Javeria | SA | Merit | Research Project B | |
| 35 | Ali, Muhammad | SA | Merit | Essential English | |
| 36 | Alvaro, Brigitte Lee | SA | Merit | English | |
| 37 | Alvaro, Brigitte Lee | SA | Merit | Psychology | |
| 38 | Alvaro, Brigitte Lee | SA | Merit | Research Project B | |
| 39 | Alvaro, Christina | SA | Merit | Essential Mathematics | |
| 40 | Alvaro, Christina | SA | Merit | Psychology | |
| 41 | Amiri, Sana | SA | Merit | Psychology | |
| 42 | Anand, Emily Yu-Hur | SA | Merit | Research Project B | |
| 43 | Anderson, Eleanor | SA | Merit | Biology | |
| 44 | Anderson, Eleanor | SA | Merit | Nutrition | |
| 45 | Anderson, Emily | SA | Merit | General Mathematics | |
| 46 | Anderson, Madeline Jane | SA | Merit | Psychology | |
| 47 | Andrews, Chantelle Marie | SA | Merit | Chemistry | |
| 48 | Andrews, Ella Claire | SA | Merit | Research Project B | |
| 49 | Angrish, Shradha | SA | Merit | English | |
| 50 | Angwin, Karlani May Lisa | SA | Merit | Food and Hospitality | |
| 51 | Arens, Jennifer Ann (Jenny) | SA | Merit | Ancient Studies | |
| 52 | Arens, Jennifer Ann (Jenny) | SA | Merit | Biology | |
| 53 | Arens, Jennifer Ann (Jenny) | SA | Merit | English | |
| 54 | Armstrong, Caitlin | SA | Merit | Psychology | |
| 55 | Armstrong, Chloe | SA | Merit | Food and Hospitality | |
| 56 | Atwal, Deepak Singh | SA | Merit | Agricultural Production | |
| 57 | Au, Vi | SA | Merit | English | |
| 58 | Aufderheide, Zac | SA | Merit | English | |
| 59 | Augustine, Manish | SA | Merit | Research Project B | |
| 60 | Austin, Grace | SA | Merit | Research Project B | |
| 61 | Avadhani, Kashyapchandra | SA | Merit | Research Project B | |
| 62 | Ayliffe, Brittany | SA | Merit | English | |
| 63 | Bae, Jiwon | SA | Merit | Essential English | |
| 64 | Bai, William Ling Han | SA | Merit | Specialist Mathematics | |
| 65 | Bailey, Maggie Veronica | SA | Merit | Food and Hospitality | |
| 66 | Baily, Lucinda Josephine | SA | Merit | Workplace Practices | |
| 67 | Baker, Raphael Charles Henry | SA | Merit | Mathematical Methods | |
| 68 | Bakshi, Khadija | SA | Merit | Business and Enterprise | |
| 69 | Bal, Irina | SA | Merit | Chemistry | |
| 70 | Bal, Irina | SA | Merit | Physics | |
| 71 | Bal, Irina | SA | Merit | Specialist Mathematics | |
| 72 | Balamuthukrishnan, Kanchna | SA | Merit | Biology | |
| 73 | Baldino, Giuseppe | SA | Merit | Integrated Learning A | |
| 74 | Baldwin, Kaine Thomas | SA | Merit | Outdoor Education | |
| 75 | Baldwinson, Annabel | SA | Merit | Modern History | |
| 76 | Ball, Camille Juliette | SA | Merit | Research Project B | |
| 77 | Balnaves, Charles George Wei-Shen | SA | Merit | Business and Enterprise | |
| 78 | Banko, Jacquelyn Tanisha | SA | Merit | Biology | |
| 79 | Baran, Emmanuella Angelique | SA | Merit | French (Continuers) | |
| 80 | Baran, Emmanuella Angelique | SA | Merit | Mathematical Methods | |
| 81 | Baran, Emmanuella Angelique | SA | Merit | Research Project B | |
| 82 | Barani, Rosanna Gillian | SA | Merit | Biology | |
| 83 | Barani, Rosanna Gillian | SA | Merit | Physical Education | |
| 84 | Barnes, Emeri Rose | SA | Merit | Business and Enterprise | |
| 85 | Barratt, Mia | SA | Merit | Religion Studies | |
| 86 | Barrett, Mackenzie Rose | SA | Merit | Visual Arts - Design | |
| 87 | Barton, Stacey Jade | SA | Merit | Tourism | |
| 88 | Bater, Ruby | SA | Merit | Modern History | |
| 89 | Bates, Abbey | SA | Merit | General Mathematics | |
| 90 | Beard, Declan John Edward | SA | Merit | Chemistry | |
| 91 | Beard, Declan John Edward | SA | Merit | Mathematical Methods | |
| 92 | Beard, Declan John Edward | SA | Merit | Physics | |
| 93 | Beard, Declan John Edward | SA | Merit | Specialist Mathematics | |
| 94 | Beazleigh, Stephanie Jean | SA | Merit | General Mathematics | |
| 95 | Behrens, Maximillian James | SA | Merit | Ancient Studies | |
| 96 | Beinssen, Meg | SA | Merit | Geography | |
| 97 | Bellifemine, Lachlan | SA | Merit | Essential Mathematics | |
| 98 | Bender, Jordan Emily | SA | Merit | Drama | |
| 99 | Bennett, Claire Ellen | SA | Merit | Research Project B | |
| 100 | Bennett, Grace Nicole | SA | Merit | Research Project B | |