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 | Mathematics Advanced | Luo, Chuyu | 1 | SCEGGS Darlinghurst | Darlinghurst |
| 2 | Mathematics Advanced | Chan, Jackson | 2 | Sydney Grammar School | Darlinghurst |
| 3 | Mathematics Advanced | Liangas, Theodora | 3 | St Ursulas College | Kingsgrove |
| 4 | Mathematics Advanced | Zhu, Chenge | 4 | St Philips Christian College Newcastle | Waratah |
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| 5 | Mathematics Advanced | Yi, Tiffany | 5 | Presbyterian Ladies College Sydney | Croydon |
| 6 | Mathematics Advanced | Agrawal, Arnav | 6 | Sydney Boys High School | Moore Park |
| 7 | Mathematics Advanced | Au Yeung, Kyros | 7 | St Aloysius College | Milsons Point |
| 8 | Mathematics Advanced | Christou, Nicholas | 7 | St Augustines College | Brookvale |
| 9 | Mathematics Advanced | Cui, Charles Jiaquan | 7 | Knox Grammar School | Wahroonga |
| 10 | Mathematics Advanced | Lin, Anky | 7 | Sydney Girls High School | Surry Hills |
| 11 | Mathematics Advanced | Park, Philip | 7 | St Andrews College Senior Campus | Marayong |
| 12 | Mathematics Advanced | Quddusi, Syed Mihsan Ferdaws | 7 | Al Noori Muslim School Senior Campus | Greenacre |
| 13 | Mathematics Advanced | Salameh, Charlotte | 7 | Santa Sabina College | Strathfield |
| 14 | Mathematics Advanced | Wang, Selina | 14 | Meriden School | Strathfield |
| 15 | Mathematics Advanced | Wang, Yejia | 14 | Newcastle Grammar School | Newcastle |
| 16 | Mathematics Advanced | Kan, Marcus | 16 | Baulkham Hills High School | Baulkham Hills |
| 17 | Mathematics Advanced | Pan, Sophie | 17 | Presbyterian Ladies College Sydney | Croydon |
| 18 | Mathematics Advanced | Chan, Lucas | 18 | Sydney Boys High School | Moore Park |
| 19 | Mathematics Advanced | Sharp, Mark | 18 | Sydney Boys High School | Moore Park |
| 20 | Mathematics Advanced | McDonald, Finn Nathan | 20 | The Kings School | North Parramatta |