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 | Physics | Chen, Jiaao Jay | 1 | North Sydney Boys High School | Crows Nest |
| 2 | Physics | Wong, Sebastian Cheuk-Hei | 1 | Newington College | Stanmore |
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| 3 | Physics | Rao, Richard | 3 | North Sydney Boys High School | Crows Nest |
| 4 | Physics | Wu, Stanley | 4 | Knox Grammar School | Wahroonga |
| 5 | Physics | Ma, Selina | 5 | James Ruse Agricultural High School | Carlingford |
| 6 | Physics | Yu, Thomas Young Chan | 5 | Knox Grammar School | Wahroonga |
| 7 | Physics | Xiao, Emily | 7 | James Ruse Agricultural High School | Carlingford |
| 8 | Physics | Qu, Yiming | 8 | James Ruse Agricultural High School | Carlingford |
| 9 | Physics | Deng, Kingsley | 9 | North Sydney Boys High School | Crows Nest |
| 10 | Physics | Cai, Kaitlin Reiyan | 10 | North Sydney Girls High School | Crows Nest |
| 11 | Physics | Ly, Matthew | 10 | St Aloysius College | Milsons Point |
| 12 | Physics | Smark, Jeremy | 10 | Illawarra Christian School Cordeaux Campus | Cordeaux Heights |
| 13 | Physics | Soo, Madeleine | 10 | SCEGGS Darlinghurst | Darlinghurst |