This report shows the 2019 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 | Aboriginal Studies | Harrison, Piper | 1 | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale |
| 2 | Aboriginal Studies | Briggs, Alexander | 2 | Cherrybrook Technology High School | Cherrybrook |
| 3 | Aboriginal Studies | Pellegrini, Lua | 3 | Loreto Normanhurst | Normanhurst |
| 4 | Aboriginal Studies | Aiello, Bianca Maria | 4 | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale |
| 5 | Aboriginal Studies | Donaldson, Tara Sindhe | 5 | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale |
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| 6 | Agriculture | Hendriks Movig, Linn Charlotte | 1 | Barker College | Hornsby |
| 7 | Agriculture | Seis, Megan | 2 | Calrossy Anglican School | Tamworth |
| 8 | Agriculture | Hua, Claire Zhilin | 3 | James Ruse Agricultural High School | Carlingford |
| 9 | Agriculture | Salama, Joshua | 4 | James Ruse Agricultural High School | Carlingford |
| 10 | Agriculture | Colless, Teagan Joyce | 5 | Hurlstone Agricultural High School | Glenfield |
| 11 | Agriculture | Hickson, Amelia | 5 | Frensham School | Mittagong |
| 12 | Agriculture | Zhu, Henry | 7 | James Ruse Agricultural High School | Carlingford |
| 13 | Agriculture | Li, Grace | 8 | James Ruse Agricultural High School | Carlingford |
| 14 | Agriculture | Huang, Richard | 9 | James Ruse Agricultural High School | Carlingford |
| 15 | Agriculture | Dien, Sophie | 10 | James Ruse Agricultural High School | Carlingford |
| 16 | Ancient History | Stone, Mairead | 1 | Loreto Normanhurst | Normanhurst |
| 17 | Ancient History | Grimshaw, Dominic | 2 | Sydney Distance Education High School | Woolloomooloo |
| 18 | Ancient History | Jones, Madeline | 2 | Glen Innes High School | Glen Innes |
| 19 | Ancient History | Howard, Sophie Catherine | 4 | Loreto Kirribilli | Kirribilli |
| 20 | Ancient History | Penfold, Tristan | 5 | Cranbrook School | Bellevue Hill |
| 21 | Ancient History | Fleming, Hayden | 6 | The Scots College | Bellevue Hill |
| 22 | Ancient History | Bradley, Raquel | 7 | Pacific Hills Christian School | Dural |
| 23 | Ancient History | Warne, Anthea | 8 | Mount St Patrick College | Murwillumbah |
| 24 | Ancient History | Lembit, Nive Danae | 9 | Hurlstone Agricultural High School | Glenfield |
| 25 | Ancient History | Bell, Jaime Louisa | 10 | Pymble Ladies College | Pymble |