This report shows the 2025 top students in each HSC subject, along with their ranking as assigned by the NSW Education Standards Authority.
Rankings are calculated from student HSC marks in the subject, or, where this results in a tie, from the average of the students' examination and assessment marks.
Students must achieve a band 6 or band E4 result in the relevant subject to appear in this list.
The number of top achievers reported varies from 5 to 20, according to the number of candidates taking each subject.
| 1 | Biology | La, Nelson | 16 | Sydney Grammar School | Darlinghurst |
| 2 | Chemistry | Lieu, Tyson | 16 | Sydney Grammar School | Darlinghurst |
| 3 | Chinese Extension | Jia, Joshua | 2 | Sydney Grammar School | Darlinghurst |
| 4 | Chinese Extension | Cheung, Callum | 3 | Sydney Grammar School | Darlinghurst |
| 5 | Chinese Extension | Kelman, Luke | 4 | Sydney Grammar School | Darlinghurst |
| 6 | Classical Greek Continuers | Chung, William | 1 | Sydney Grammar School | Darlinghurst |
| 7 | Classical Greek Continuers | Tran, Justin | 3 | Sydney Grammar School | Darlinghurst |
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| 8 | Classical Greek Continuers | Fifield, James | 4 | Sydney Grammar School | Darlinghurst |
| 9 | Classical Greek Extension | Chung, William | 1 | Sydney Grammar School | Darlinghurst |
| 10 | Classical Greek Extension | Tran, Justin | 3 | Sydney Grammar School | Darlinghurst |
| 11 | Classical Greek Extension | Fifield, James | 4 | Sydney Grammar School | Darlinghurst |
| 12 | Classical Greek Extension | Chia, Benjamin | 5 | Sydney Grammar School | Darlinghurst |
| 13 | English Advanced | Tran, Justin | 4 | Sydney Grammar School | Darlinghurst |
| 14 | English Advanced | Gargya, Jaden | 11 | Sydney Grammar School | Darlinghurst |
| 15 | French Continuers | Chan, Jackson | 5 | Sydney Grammar School | Darlinghurst |
| 16 | French Extension | Chan, Jackson | 1 | Sydney Grammar School | Darlinghurst |
| 17 | French Extension | Jahani, Callan | 4 | Sydney Grammar School | Darlinghurst |
| 18 | Geography | Herbert, Alastair | 1 | Sydney Grammar School | Darlinghurst |
| 19 | Geography | Mishra, Savya | 1 | Sydney Grammar School | Darlinghurst |
| 20 | German Continuers | Gu, Matthew | 1 | Sydney Grammar School | Darlinghurst |
| 21 | German Continuers | Eibl, Felix | 3 | Sydney Grammar School | Darlinghurst |
| 22 | German Continuers | Chan, Jackson | 4 | Sydney Grammar School | Darlinghurst |
| 23 | Italian Continuers | Chan, Jackson | 2 | Sydney Grammar School | Darlinghurst |
| 24 | Italian Continuers | Hopper, Miles | 4 | Sydney Grammar School | Darlinghurst |
| 25 | Italian Extension | Chan, Jackson | 2 | Sydney Grammar School | Darlinghurst |
| 26 | Italian Extension | Zannier, Leonardo | 5 | Sydney Grammar School | Darlinghurst |
| 27 | Latin Continuers | Gu, Matthew | 1 | Sydney Grammar School | Darlinghurst |
| 28 | Latin Continuers | Gargya, Jaden | 2 | Sydney Grammar School | Darlinghurst |
| 29 | Latin Continuers | Lu, David | 4 | Sydney Grammar School | Darlinghurst |
| 30 | Latin Continuers | Chung, William | 5 | Sydney Grammar School | Darlinghurst |
| 31 | Latin Extension | Gu, Matthew | 4 | Sydney Grammar School | Darlinghurst |
| 32 | Latin Extension | Lieu, Tyson | 5 | Sydney Grammar School | Darlinghurst |
| 33 | Mathematics Advanced | Chan, Jackson | 2 | Sydney Grammar School | Darlinghurst |
| 34 | Mathematics Extension 1 | Lu, David | 4 | Sydney Grammar School | Darlinghurst |
| 35 | Mathematics Extension 2 | Tran, Justin | 3 | Sydney Grammar School | Darlinghurst |
| 36 | Mathematics Extension 2 | Lieu, Tyson | 7 | Sydney Grammar School | Darlinghurst |
| 37 | Modern History | Lam, Andrew | 17 | Sydney Grammar School | Darlinghurst |