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.
| 953 | Rawat, Rianna Maria | SA | Merit | General Mathematics | |
| 954 | Rawlings, Benjamin Alan | SA | Merit | Specialist Mathematics | |
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| 955 | Rea, Elisha Louise | SA | Merit | Psychology | |
| 956 | Redding, Maddison | SA | Merit | Outdoor Education | |
| 957 | Reilly, Asha Rohan | SA | Merit | General Mathematics | |
| 958 | Rendall, Jackson Frederick | SA | Merit | Chemistry | |
| 959 | Rentis, Elly | SA | Merit | Essential English | |
| 960 | Reubenicht, Zoe | SA | Merit | Religion Studies | |
| 961 | Rice, Harrison Finlay | SA | Merit | Chemistry | |
| 962 | Rice, Harrison Finlay | SA | Merit | English | |