This report shows the total number of HSC Distinguished Achiever awards won by students in each subject at each school during 2021.
| 1 | Abbotsleigh | Wahroonga | Dutch Continuers | 1 |
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| 2 | Cranbrook School | Bellevue Hill | Dutch Continuers | 1 |
| 3 | Ku-ring-gai High School | North Turramurra | Dutch Continuers | 1 |
| 4 | MLC School | Burwood | Dutch Continuers | 1 |
| 5 | Xavier Catholic College Ballina | Skennars Head | Dutch Continuers | 1 |