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 | Walker, Liana | Salisbury High School | Salisbury North | Gov of SA Aboriginal Student SACE Award | |
| 2 | Sellvakumaran, Sidhaarath | Westminster School | Marion | Gov of SA Excellence in Modified SACE Award | |
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| 3 | Bennett, Grace | Playford International College | Elizabeth | Gov of SA SACE Award | |
| 4 | Bergamin, Gianni | Rostrevor College | Woodforde | Gov of SA SACE Award | |
| 5 | Christone, Filbert | Portside Christian College | New Port | Gov of SA SACE Award | |
| 6 | Connolly, Gabrielle | Cardijn College Marian Campus | Noarlunga Downs | Gov of SA SACE Award | |
| 7 | Dalton, Catherine | St Marys College | Adelaide | Gov of SA SACE Award | |
| 8 | Davis, Aidyn | Naracoorte High School | Naracoorte | Gov of SA SACE Award | |
| 9 | Elias, Giovanni | Rostrevor College | Woodforde | Gov of SA SACE Award | |
| 10 | Hansch-Maher, Silas | Saint Ignatius College | Athelstone | Gov of SA SACE Award | |